Federal Panel Recommends Booster Shots, Opening New Campaign Against the Virus

Scientific advisers to the C.D.C. endorsed additional doses of the Pfizer-BioNTech vaccine for older Americans but not for health care workers, in a possible rift with regulators.

#advisory-committee-on-immunization-practices, #biontech-se, #centers-for-disease-control-and-prevention, #coronavirus-2019-ncov, #disease-rates, #elderly, #nursing-homes, #pfizer-inc, #preventive-medicine, #united-states-politics-and-government, #vaccination-and-immunization, #workplace-hazards-and-violations, #your-feed-science

Ancient Footprints Push Back Date of Human Arrival in the Americas

Human footprints found in New Mexico are about 23,000 years old, a study reported, suggesting that people may have arrived long before the Ice Age’s glaciers melted.

#archaeology-and-anthropology, #geology, #glaciers, #ice-age, #new-mexico, #north-america, #paleontology, #research, #science-journal, #white-sands-national-monument-nm, #your-feed-science

Moderna vs. Pfizer: Both Knockouts, but One Seems to Have the Edge

A series of studies found that the Moderna vaccine seemed to be more protective over the long term than the Pfizer-BioNTech vaccine. Here’s why.

#biontech-se, #clinical-trials, #coronavirus-2019-ncov, #immune-system, #johnsonjohnson, #journal-of-the-american-medical-assn, #moderna-inc, #pfizer-inc, #united-states, #vaccination-and-immunization, #your-feed-science

John Nkengasong, of the Africa C.D.C., Will Lead PEPFAR

Dr. Nkengasong will be the first person of African origin to oversee the U.S. government program combating H.I.V., which has ravaged the continent.

#acquired-immune-deficiency-syndrome, #africa, #appointments-and-executive-changes, #nkengasong-john, #presidents-emergency-plan-for-aids-relief, #your-feed-science

Taking the ‘Shame Part’ Out of Female Anatomy

Anatomists have bid farewell to “pudendum,” but other questionable terms remain.

#anatomy-and-physiology, #audio-neutral-immersive, #audio-neutral-informative, #discrimination, #english-language, #gynecology-and-gynecologists, #latin-language, #reproductive-system-human, #textbooks, #vagina, #women-and-girls, #your-feed-health, #your-feed-science

How Humans Lost Their Tails

A new study suggests that a single genetic mutation helps explain why monkeys have tails, while apes and people do not.

#anatomy-and-physiology, #back-human-body-part, #genetics-and-heredity, #monkeys-and-apes, #research, #spine-body-part, #your-feed-science

How Specialty Pharmacies Cater to the Blind and Those With Impaired Vision

The pandemic has exposed flaws in services for people who can’t easily access a drive-through window for Covid shots or testing or can’t read prescription labels.

#audio-neutral-informative, #blindness, #braille, #containers-and-packaging, #coronavirus-2019-ncov, #disabilities, #drugs-pharmaceuticals, #drugstores, #labeling-and-labels-product, #your-feed-healthcare, #your-feed-science

What a Fungus Reveals About the Space Program

One thing’s for sure: Escaping the dung heap doesn’t come cheap.

#blue-origin, #branson-richard, #fungi, #high-net-worth-individuals, #mars-planet, #musk-elon, #national-aeronautics-and-space-administration, #private-spaceflight, #southwest-research-institute, #space-and-astronomy, #virgin-galactic, #your-feed-science

Russia Vaccinates Indigenous Yamal Herders Against COVID-19

Covid has reached even the Yamal Peninsula in the Arctic. So vaccination teams are following, and finding ways to inoculate nomadic herders.

#coronavirus-2019-ncov, #nomadic-people, #reindeer, #russia, #siberia, #vaccination-and-immunization, #your-feed-health, #your-feed-photojournalism, #your-feed-science

Covid Vaccine Prompts Strong Immune Response in Younger Children, Pfizer Says

Vaccinated kids aged 5 to 11 showed evidence of protection against the virus, the company said. The data must be reviewed by the F.D.A. before children can be inoculated.

#biontech-se, #children-and-childhood, #coronavirus-2019-ncov, #disease-rates, #education-k-12, #masks, #moderna-inc, #pfizer-inc, #united-states, #vaccination-and-immunization, #your-feed-science

A New Covid Testing Model Aims to Spare Students From Quarantine

More school districts are embracing “test-to-stay” protocols that allow uninfected close contacts to remain in the classroom.

#children-and-childhood, #education-k-12, #quarantines, #shutdowns-institutional, #vaccination-and-immunization, #your-feed-health, #your-feed-science

The Pain Wouldn’t Stop — Because Her Medication Had Been Stolen

Too often, seniors who use opioids become targets for exploitation and abuse.

#drug-abuse-and-traffic, #drugs-pharmaceuticals, #elderly, #home-health-care, #opioids-and-opiates, #oxycontin-drug, #pain-relieving-drugs, #robberies-and-thefts, #your-feed-health, #your-feed-healthcare, #your-feed-science

Giraffes Prefer a Fair Fight

Researchers found that the long-necked mammals spar with partners of similar stature.

#animal-behavior, #conservation-of-resources, #ethology-journal, #giraffes, #your-feed-science

Study of Covid Booster Shot Benefits Fans Debate Over Extra Doses

Independent experts, including government scientists, were skeptical of the research from Israel, which included limited data over a short period.

#antibodies, #blood, #coronavirus-2019-ncov, #deaths-fatalities, #disease-rates, #drugs-pharmaceuticals, #elderly, #food-and-drug-administration, #immune-system, #new-england-journal-of-medicine, #pfizer-inc, #preventive-medicine, #united-states, #united-states-politics-and-government, #vaccination-and-immunization, #your-feed-science

A New Company With a Wild Mission: Bring Back the Woolly Mammoth

With $15 million in private funding, Colossal aims to bring thousands of woolly mammoths back to Siberia. Some scientists are deeply skeptical that will happen.

#church-george-m, #cloning, #elephants, #endangered-and-extinct-species, #genetic-engineering, #genetics-and-heredity, #mammoths-animals, #paleontology, #your-feed-science

A Medical Career, at a Cost: Infertility

Physicians are raising awareness of the reproductive toll that work stress, long hours, sleep deprivation and years of training can exact.

#anxiety-and-stress, #babies-and-infants, #doctors, #egg-donation-and-freezing, #in-vitro-fertilization, #jama-surgery-journal, #medical-schools, #minnesota, #pregnancy-and-childbirth, #surgery-and-surgeons, #women-and-girls, #your-feed-health, #your-feed-science

Health Care in Afghanistan Is Crumbling, Aid Groups Warn

After the Taliban’s takeover, international donors withdrew funds that hospitals and clinics depended on. Now a fourth wave of Covid looms.

#afghanistan, #coronavirus-2019-ncov, #foreign-aid, #humanitarian-aid, #medicine-and-health, #poverty, #taliban, #world-bank, #your-feed-science

Why Federal Research Bolsters the Case for Coronavirus Vaccine Mandates

Scientists believe the administration’s new measures may tamp down the pandemic, although the effects will not immediately be obvious.

#biden-joseph-r-jr, #centers-for-disease-control-and-prevention, #coronavirus-2019-ncov, #coronavirus-delta-variant, #coronavirus-reopenings, #disease-rates, #education-k-12, #elderly, #hospitals, #labor-and-jobs, #nursing-homes, #united-states, #united-states-politics-and-government, #vaccination-and-immunization, #walensky-rochelle, #workplace-environment, #your-feed-science

Bruce Is a Parrot With a Broken Beak. So He Invented a Tool.

The bird is a kea from New Zealand, and his fabrication of an instrument to help him preen his feathers appears to be unique, researchers say.

#animal-behavior, #new-zealand, #parrots, #research, #rock-and-stone, #scientific-reports-journal, #tools, #your-feed-animals, #your-feed-science

Milkweed Butterflies Are More Murderous Than They Look

This behavior by the fluttering insects was so unusual that scientists had to invent a new word to describe it.

#butterflies-and-moths, #caterpillars, #ecology-journal, #indonesia, #insects, #research, #wildlife-sanctuaries-and-nature-reserves, #your-feed-animals, #your-feed-science

When Was the First U.S. Covid Death? C.D.C. Investigates 4 Early Cases

The deaths, spread out across four states in January 2020, have become part of a scattershot collection of clues about the virus’s early spread.

#centers-for-disease-control-and-prevention, #coronavirus-2019-ncov, #deaths-fatalities, #morgues-and-mortuaries, #statistics, #your-feed-science

Komodo Dragons Are Now Endangered and ‘Moving Toward Extinction’

A top conservation organization updated the status of the fierce giant lizards on its Red List of threatened species.

#conservation-of-resources, #endangered-and-extinct-species, #flores-indonesia, #global-warming, #indonesia, #international-union-for-conservation-of-nature, #komodo-dragons-lizards, #reptiles, #your-feed-animals, #your-feed-science

‘Spaceship-Shaped’ Fossil Reveals Hungry Predator of Ancient Oceans

Titanokorys gainesi, turned up in the Canadian Rockies, was among the largest known predators 500 million years ago.

#british-columbia-canada, #burgess-shale-canada, #endangered-and-extinct-species, #fish-and-other-marine-life, #fossils, #oceans-and-seas, #paleontology, #research, #royal-society-open-science-journal, #your-feed-animals, #your-feed-science

The Pandemic Has Set Back the Fight Against H.I.V., TB and Malaria

Prevention and treatment fell in poor countries last year as access to health care declined, according to a new report.

#acquired-immune-deficiency-syndrome, #coronavirus-2019-ncov, #global-fund-to-fight-aids-tuberculosis-and-malaria, #malaria, #tests-medical, #third-world-and-developing-countries, #tuberculosis, #your-feed-science

How the Cat Gets Its Stripes: It’s Genetics, Not a Folk Tale

Researchers took a deep dive into embryonic development to tease out the source of the tabby pattern in cats.

#cats, #genetics-and-heredity, #nature-communications-journal, #research, #turing-alan-m, #your-feed-science

Black Vulture Attacks on Animals May Be Increasing

But some bird experts say reports of increasing predation by black vultures in the Midwest may be overblown.

#agriculture-and-farming, #animal-behavior, #cattle, #fish-and-wildlife-service, #livestock, #vultures-birds, #your-feed-science

Reuniting an Orphan Elephant and Her Mom, Perhaps, With DNA and Luck

Nania beat the odds to survive separation from her forest elephant family in Burkina Faso. Her caretakers hope DNA testing may help return her to the wild with her family.

#animal-abuse-rights-and-welfare, #burkina-faso, #conservation-of-resources, #dna-deoxyribonucleic-acid, #elephants, #endangered-and-extinct-species, #international-fund-for-animal-welfare, #your-feed-animals, #your-feed-science

How Nania The Elephant Beat the Odds

Nania beat the odds to survive separation from her forest elephant family in Burkina Faso. Her caretakers hope DNA testing may help return her to the wild with her family.

#animal-abuse-rights-and-welfare, #burkina-faso, #conservation-of-resources, #dna-deoxyribonucleic-acid, #elephants, #endangered-and-extinct-species, #international-fund-for-animal-welfare, #your-feed-animals, #your-feed-science

Edmond H. Fischer, 101, Who Helped Discover How Cells Talk, Dies

He and a colleague identified a mechanism by which cells communicate, a Nobel-winning breakthrough that paved the way for disease-fighting drugs.

#biology-and-biochemistry, #deaths-obituaries, #fischer-edmond-h, #krebs-edwin-g, #nobel-prizes, #research, #university-of-washington, #your-feed-science

House Committees Demand F.D.A. Records on Alzheimer’s Drug Approval

The agency approved Biogen’s Aduhelm “despite concerns raised by experts,” committee leaders said in a letter.

#aduhelm-drug, #alzheimers-disease, #biogen-inc, #food-and-drug-administration, #your-feed-science

The Grooviest Cocoons in the Insect Kingdom

Larvae of some paper wasp species use mysteriously fluorescent silk to weave the container in which they mature to adulthood.

#journal-of-the-royal-society-interface, #research, #ultraviolet-light, #vietnam, #wasps-insects, #your-feed-animals, #your-feed-science

Texas Abortion Law: Questions and Answers

The law prohibits abortions before many women even know they’re pregnant, and it will be hard to challenge in the courts.

#abortion, #black-people, #heart, #law-and-legislation, #pregnancy-and-childbirth, #roe-v-wade-supreme-court-decision, #suits-and-litigation-civil, #supreme-court-us, #texas, #women-and-girls, #your-feed-science

When Will the Delta Surge End?

The variant retreated unexpectedly in Britain and India, but has begun to rebound. The United States may take an even bumpier path, scientists said.

#coronavirus-2019-ncov, #coronavirus-delta-variant, #coronavirus-reopenings, #deaths-fatalities, #disease-rates, #gounder-celine, #hanage-william-p, #vaccination-and-immunization, #your-feed-science

Covid Survivors More Likely to Have Kidney Problems, Study Finds

In a study of veterans, Covid survivors were 35 percent more likely than other patients to have long-term kidney damage or declines in kidney function.

#chronic-condition-health, #clinical-journal-of-the-american-society-of-nephrology, #coronavirus-2019-ncov, #kidneys, #transplants, #united-states, #veterans, #veterans-affairs-department, #your-feed-science

Meet the Spotted Skunks. They’ve Been Keeping a Secret From Us.

New research using hundreds of DNA samples showed that there are seven species of these hand-standing, stink-spraying mammals.

#dna-deoxyribonucleic-acid, #mexico, #molecular-phylogenetics-and-evolution-journal, #north-america, #reproduction-biological, #research, #skunks, #your-feed-animals, #your-feed-science

How Scorpion Tails Do the Bend and Twist

It remains unknown if this move has an 83 percent return on a dinner invitation.

#journal-of-the-royal-society-interface, #research, #scorpions, #university-of-rostock, #your-feed-science

An Experimental H.I.V. Vaccine Fails in Africa

Researchers ended a large trial in South Africa after finding that an experimental vaccine offered little protection.

#acquired-immune-deficiency-syndrome, #africa, #clinical-trials, #drugs-pharmaceuticals, #johnsonjohnson, #south-africa, #vaccination-and-immunization, #your-feed-science

Searching for Bird Life in a Former ‘Ocean of Forest’

A century after museum collectors surveyed Colombia’s avian fauna, a new generation of researchers returns to see what remains, and what has changed.

#agriculture-and-farming, #american-museum-of-natural-history, #animal-behavior, #birds, #collectors-and-collections, #colombia, #forests-and-forestry, #genetics-and-heredity, #museums, #your-feed-animals, #your-feed-science

Ivermectin Demand Surges Though It Doesn’t Work for Covid-19

Prescriptions for ivermectin have jumped to more than 88,000 per week, some pharmacists are reporting shortages and people are overdosing on forms of the drug meant for horses.

#clinical-trials, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #ivermectin, #poisoning-and-poisons, #research, #your-feed-healthcare, #your-feed-science

Satellites Spot Oceans Aglow With Trillions of Organisms

A new generation of detectors let scientists identify a dozen large episodes of bioluminescence, one a hundred times larger than Manhattan — and that’s the smallest.

#bioluminescence, #fish-and-other-marine-life, #indian-ocean, #indonesia, #light, #marine-biology, #microbiology, #oceans-and-seas, #research, #scientific-reports-journal, #your-feed-animals, #your-feed-science

Female Hummingbirds Avoid Harassment by Looking Like Males

Among white-necked Jacobin hummingbirds, those with plumage that resembles colors found on males get harassed less.

#animal-behavior, #current-biology-journal, #hummingbirds, #reproduction-biological, #research, #your-feed-animals, #your-feed-science

Breakthrough Covid Cases: Uncommon and Often Mild, but Not Always

Vaccination remains the best defense, health experts say. But some infections occur regardless, and can come as a traumatic surprise.

#coronavirus-2019-ncov, #coronavirus-delta-variant, #coronavirus-risks-and-safety-concerns, #disease-rates, #houston-tex, #provincetown-mass, #vaccination-and-immunization, #your-feed-health, #your-feed-science

Looks Like Bird Poop. But It’s Really a Predatory Spider.

Many creatures use mimicry to hide from predators. This one also uses it to lure in prey.

#camouflage, #current-zoology-journal, #evolution-biology, #research, #southeast-asia, #spiders, #your-feed-animals, #your-feed-science

Overweight Adults Should Be Screened for Diabetes at 35, Experts Say

Nearly one in seven Americans now has diabetes, a record rate. The condition also raises the risk of severe illness after coronavirus infection.

#black-people, #diabetes, #hispanic-americans, #journal-of-the-american-medical-assn, #obesity, #united-states, #united-states-preventive-services-task-force, #weight, #your-feed-science, #youth

A Shifting Climate Gave Humans Many Opportunities to Leave Africa

A new paleoclimate model finds many favorable windows when Homo sapiens might have survived a migration out of Africa.

#archaeology-and-anthropology, #cambridge-university, #manica-andrea, #nature-communications-journal, #paleontology, #your-feed-science

Caught in the Crossfire Over Covid’s Origins

Alina Chan suggested last year that the coronavirus was “pre-adapted” to humans. Critical reaction was swift and harsh.

#alina-chan, #broad-institute, #cambridge-mass, #content-type-personal-profile, #coronavirus-2019-ncov, #disease-rates, #genetic-engineering, #rumors-and-misinformation, #your-feed-science

‘Totally Surprising and Rather Horrifying’: Giant Tortoises Eat Baby Birds

For the first time, scientists in the Seychelles captured footage of one of the hulking reptiles stalking and killing a helpless chick.

#animal-behavior, #anna-zora, #birds, #current-biology-journal, #galapagos-islands, #hunting-and-trapping, #justin-gerlach, #research, #seychelles-islands, #turtles-and-tortoises, #video-recordings-downloads-and-streaming, #your-feed-animals, #your-feed-science

Seeking Early Signals of Dementia in Driving and Credit Scores

The pathologies underlying brain decline can begin years before symptoms emerge. Can everyday behavior provide warning?

#alzheimers-disease, #dementia, #elderly, #memory, #research, #tests-medical, #your-feed-health, #your-feed-science

The U.S. Is Getting a Crash Course in Scientific Uncertainty

As the pandemic takes an unexpected direction, Americans again must reckon with twists in scientific understanding of the virus.

#centers-for-disease-control-and-prevention, #coronavirus-2019-ncov, #medicine-and-health, #research, #rumors-and-misinformation, #social-media, #united-states, #vaccination-and-immunization, #your-feed-science

How The US is Getting a Crash Course in Scientific Uncertainty Due to the Pandemic

As the pandemic takes an unexpected direction, Americans again must reckon with twists in scientific understanding of the virus.

#centers-for-disease-control-and-prevention, #coronavirus-2019-ncov, #medicine-and-health, #research, #rumors-and-misinformation, #social-media, #united-states, #vaccination-and-immunization, #your-feed-science