For Coronavirus Testing, the Nose May Not Always Be Best

As Omicron spreads, some experts are calling for a switch to saliva-based tests, which may detect infections days earlier than nasal swabs do.

#biology-and-biochemistry, #coronavirus-2019-ncov, #coronavirus-delta-variant, #coronavirus-omicron-variant, #great-britain, #nose, #tests-medical, #throat, #united-states, #your-feed-health, #your-feed-science

The Gene-Synthesis Revolution

Researchers can now design and mass-produce genetic material — a technique that helped build the mRNA vaccines. What could it give us next?

#2021-tech-and-design, #antibiotics, #bacteria, #biology-and-biochemistry, #biotechnology-and-bioengineering, #chemistry, #crispr-dna, #dna-deoxyribonucleic-acid, #genetics-and-heredity, #ginkgo-bioworks-inc, #synthetic-biology

A Biography of E.O. Wilson, the Scientist Who Foresaw Our Troubles

In Richard Rhodes’s “Scientist,” a portrait emerges of Wilson’s ability to focus on the smallest details in nature and recognize the ways in which they connect to larger ecosystems.

#biodiversity, #biology-and-biochemistry, #books-and-literature, #endangered-and-extinct-species, #rhodes-richard, #science-and-technology, #scientist-e-o-wilson-a-life-in-nature-book, #wilson-edmund-o

A Dispatch From an Endangered Bird’s ‘Garden of Eden’

Immerse yourself in the visual splendor of a tiny volcanic island in the northern Andaman Sea, the only home of the little-known Narcondam hornbill.

#andaman-islands, #biology-and-biochemistry, #birds, #india, #indian-ocean, #islands, #photography, #travel-and-vacations, #volcanoes

2021 Lasker Awards Honor Work in mRNA Vaccines, Neuroscience and More

The prizes are given annually, and many winners often go on to be awarded the Nobel Prize.

#baltimore-david-1938, #biology-and-biochemistry, #coronavirus-2019-ncov, #deisseroth-karl, #hegemann-peter, #kariko-katalin-1955, #lasker-awards, #medicine-and-health, #oesterhelt-dieter, #rna-ribonucleic-acid, #science-and-technology, #vaccination-and-immunization, #weissman-drew-1961

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

Cauliflower and Chaos, Fractals in Every Floret

Scientists take a crack at recreating the hypnotic fractal spirals of the Romanesco cauliflower.

#biology-and-biochemistry, #cauliflower, #flowers-and-plants, #genetics-and-heredity, #physics, #research, #science-journal, #vegetables, #your-feed-science

Staghorn Ferns Act Like Bees in a Hive

The plants seem to divide labor to maximize the health of their colonies that grow up the sides of trees.

#biology-and-biochemistry, #ecology-journal, #flowers-and-plants, #research, #your-feed-science

To Fish These Big Trout, Bring a Ladder

Landing the highly coveted Lahontan cutthroat trout requires special skill — and equipment.

#biology-and-biochemistry, #fish-and-other-marine-life, #fish-and-wildlife-service, #fishing-sport, #lakes, #pyramid-lake-nev, #trout, #truckee-river

Jerome Kagan, Who Tied Temperament to Biology, Dies at 92

A Harvard psychologist, he originally attributed personality traits to nurturing only. Then he concluded, We’re largely born this way.

#biology-and-biochemistry, #children-and-childhood, #deaths-obituaries, #harvard-university, #kagan-jerome, #parenting, #psychology-and-psychologists

How the United States Beat the Variants, for Now

The country has managed to avoid a variant-fueled spike in coronavirus cases. Scientists say we were lucky.

#biology-and-biochemistry, #coronavirus-2019-ncov, #disease-rates, #research, #vaccination-and-immunization, #your-feed-healthcare

How the United States Beat the Coronavirus Variants, for Now

The country has managed to avoid a variant-fueled spike in coronavirus cases. Scientists say we were lucky.

#biology-and-biochemistry, #coronavirus-2019-ncov, #disease-rates, #research, #vaccination-and-immunization, #your-feed-healthcare

Researchers Are Hatching a Low-Cost Coronavirus Vaccine

A new formulation entering clinical trials in Brazil, Mexico, Thailand and Vietnam could change how the world fights the pandemic.

#antibodies, #bangkok-thailand, #biology-and-biochemistry, #brazil, #clinical-trials, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #eggs, #factories-and-manufacturing, #gates-bill-and-melinda-foundation, #immune-system, #influenza, #mclellan-jason-researcher, #mers-middle-east-respiratory-syndrome, #thailand, #vietnam, #your-feed-health, #your-feed-science

Researchers Are Hatching a Low-Cost Covid-19 Vaccine

A new formulation entering clinical trials in Brazil, Mexico, Thailand and Vietnam could change how the world fights the pandemic.

#antibodies, #bangkok-thailand, #biology-and-biochemistry, #brazil, #clinical-trials, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #eggs, #factories-and-manufacturing, #gates-bill-and-melinda-foundation, #immune-system, #influenza, #mclellan-jason-researcher, #mers-middle-east-respiratory-syndrome, #thailand, #vietnam, #your-feed-health, #your-feed-science

Cold Tooth Pain’s Mysterious Molecular Culprit

Researchers figured out how a jolt of discomfort gets from the damaged outside of your tooth to the nerves inside it.

#biology-and-biochemistry, #mice, #proteins, #research, #science-advances-journal, #teeth-and-dentistry, #temperature, #your-feed-health, #your-feed-science

Book Review: ‘Life’s Edge,’ by Carl Zimmer

In “Life’s Edge,” Carl Zimmer examines the many scientific attempts to define what it is that exactly constitutes life.

#biology-and-biochemistry, #books-and-literature, #dna-deoxyribonucleic-acid, #lifes-edge-the-search-for-what-it-means-to-be-alive-book, #physics, #science-and-technology, #zimmer-carl

The Sunday Read: ‘Beauty of the Beasts’

How the beauty of animals is making scientists rethink evolution.

#beauty-concept, #biology-and-biochemistry, #darwin-charles-robert

The Power of Playing Dead

A study shows that pretending to be immobile — sometimes for an hour or more — helps larvae of insects called antlions outlast hungry predators.

#animal-behavior, #biology-and-biochemistry, #biology-letters-journal, #evolution-biology, #insects, #research, #your-feed-animals, #your-feed-science

Largest Glowing Shark Species Discovered Near New Zealand

It’s the biggest bioluminescent vertebrate found on land or sea, so far.

#animal-behavior, #biology-and-biochemistry, #frontiers-in-marine-science-journal, #hormones, #light, #new-zealand, #research, #sharks, #your-feed-animals, #your-feed-science

5 Picture Books About the Wonders of Science

Fossils, flowers, galaxies and a rare “lefty” snail.

#biology-and-biochemistry, #books-and-literature, #chemistry, #children-and-childhood, #el-fathi-mickael, #flowers-and-plants, #fossils, #fossils-from-lost-worlds-book, #genetics-and-heredity, #hahn-daniel, #hubble-space-telescope, #hubble-edwin, #ignotofsky-rachel, #laverdunt-damien, #marcero-deborah, #marinov-isabelle, #medicine-and-health, #nobel-prizes, #paleontology, #physics, #popova-maria, #rajcak-helene, #science-and-me-book, #science-and-technology, #snails, #space-and-astronomy, #stars-and-galaxies, #the-boy-whose-head-was-filled-with-stars-a-life-of-edwin-hubble-book, #the-snail-with-the-right-heart-a-true-story-book, #whats-inside-a-flower-and-other-questions-about-sciencenature-book, #winter-ali, #zhu-ping-illustrator

Meet the Newest Member of the Fluorescent Mammal Club

The springhare — whose coat glows a patchy pinkish-orange under UV light — joins the platypus and other mammals with this perplexing trait.

#biology-and-biochemistry, #mammals, #research, #rodents, #ultraviolet-light, #your-feed-science

Wisconsin Official Traded Sturgeon Research Eggs for Caviar, Prosecutors Say

Ryan Koenigs, a biologist who oversees the state’s sturgeon spearing season in Lake Winnebago, is accused of accepting $20,000 worth of caviar in an illegal bartering scheme.

#biology-and-biochemistry, #caviar, #endangered-and-extinct-species, #fish-and-other-marine-life, #fish-and-wildlife-service, #fish-farming, #lakes, #sturgeon-fish, #wildlife-trade-and-poaching, #winnebago-county-wis, #wisconsin

If You Squeeze the Coronavirus, Does It Shatter?

Scientists are exploring the physics of viruses, to understand how these pathogens assemble themselves — and might be rent apart.

#biology-and-biochemistry, #coronavirus-2019-ncov, #drugs-pharmaceuticals, #genetics-and-heredity, #immune-system, #microbiology, #physics, #proteins, #rna-ribonucleic-acid, #vaccination-and-immunization, #viruses, #your-feed-health, #your-feed-science

Could a Smell Test Screen People for Covid?

A new modeling study hints that odor-based screens could quash outbreaks. But some experts are skeptical it would work in the real world.

#biology-and-biochemistry, #cheating, #coronavirus-2019-ncov, #larremore-daniel, #mobile-applications, #product-tests, #research, #roy-parker, #smell-olfaction, #tests-medical, #toomre-derek, #your-feed-health, #your-feed-science

These Snakes Found a New Way to Slither

The novel technique is great news for Guam’s brown tree snakes, bad news for the island’s nesting birds.

#animal-behavior, #biology-and-biochemistry, #guam, #snakes, #your-feed-animals, #your-feed-science

Revealed: The Shipworm Sex Tapes

Nature’s weirdest clam surprises scientists once again, this time in video footage of its mating habits.

#animal-behavior, #biology-and-biochemistry, #biology-letters-journal, #clams, #fish-and-other-marine-life, #marine-borers-shipworms, #oregon, #reproduction-biological, #shipway-reuben, #sperm, #wood-and-wood-products, #your-feed-animals, #your-feed-science

More Mammals Are Hiding Their Secret Glow

First it was platypuses. Now we may be dealing with glowing Tasmanian devils, echidnas and wombats.

#animal-behavior, #australia, #biology-and-biochemistry, #mammals, #research, #tasmanian-devils, #ultraviolet-light, #your-feed-animals, #your-feed-science

He’s Too Quiet for His Mate to Hear Him. So He Makes a Megaphone.

Some tree crickets amplify their calls with leaves, giving them an opportunity to mate that they otherwise might miss.

#animal-behavior, #bangalore-india, #biology-and-biochemistry, #crickets, #evolution-biology, #insects, #proceedings-of-the-royal-society-b-journal, #research, #your-feed-science

Menaced by Murder Hornets, Bees Decorate Their Hives With Poop

Asian honeybees have exhibited what scientists call a form of tool use to deter attacks by giant predatory wasps.

#animal-behavior, #bees, #biology-and-biochemistry, #feces, #hornets-insects, #insects, #invasive-species, #manure, #mattila-heather-rose, #public-library-of-science-plos, #research, #vietnam, #wasps-insects, #wellesley-college, #your-feed-animals, #your-feed-science

Why Are Pandas Covering Themselves With Horse Manure?

Researchers in China spent a decade studying this question.

#animal-behavior, #animals, #biology-and-biochemistry, #china, #feces, #horses, #manure, #pandas, #proceedings-of-the-national-academy-of-sciences, #research, #your-feed-animals, #your-feed-science

He Was a Stick, She Was a Leaf; Together They Made History

A surprise clutch of eggs has solved a century-old leaf insect mystery.

#biology-and-biochemistry, #brock-paul, #cumming-royce, #evolution-biology, #insectarium, #insects, #le-tirant-stephane, #montreal-quebec, #papua-new-guinea, #reproduction-biological, #your-feed-animals, #your-feed-science, #zookeys-journal

London A.I. Lab Claims Breakthrough That Could Accelerate Drug Discovery

Researchers at DeepMind say they have solved “the protein folding problem,” a task that has bedeviled scientists for more than 50 years.

#artificial-intelligence, #biology-and-biochemistry, #clinical-trials, #computers-and-the-internet, #drugs-pharmaceuticals, #google-inc, #hassabis-demis, #laboratories-and-scientific-equipment, #proteins, #science-and-technology, #your-feed-health, #your-feed-science

Antibodies Good. Machine-Made Molecules Better?

With help from computer algorithms, researchers designed proteins from scratch that can trounce the coronavirus in lab animals.

#antibodies, #artificial-intelligence, #biology-and-biochemistry, #california-institute-of-technology, #coronavirus-2019-ncov, #proteins, #your-feed-health, #your-feed-science

Don’t Get Between a Caterpillar and Its Milkweed

Before metamorphosis, monarch butterflies will aggressively head butt each other for access to their favorite food.

#biology-and-biochemistry, #caterpillars, #insects, #iscience-journal, #research, #your-feed-animals, #your-feed-science

Surviving Weed-Out Classes in Science May Be a State of Mind

Social ties to classmates and how students feel could be more important than innate ability when it comes to enduring early STEM courses.

#biology-and-biochemistry, #colleges-and-universities, #education, #friendship, #psychology-and-psychologists, #race-and-ethnicity, #research, #science-advances-journal, #science-and-technology, #your-feed-science

Ready to Mate? Take Off Your Mask, One Bat Says

Wrinkle-faced bats incorporate whistles, wing flaps and furry masks into their mating rituals, researchers have found.

#bats, #biology-and-biochemistry, #costa-rica, #public-library-of-science-plos, #reproduction-biological, #research, #your-feed-animals, #your-feed-science

Spider Silk Is Stronger Than Steel. It Also Assembles Itself.

Scientists are figuring out the chemical triggers that turn the liquid stored in silk glands into a solid that’s tougher than Kevlar.

#biology-and-biochemistry, #proteins, #research, #science-advances-journal, #spiders

‘They’re Calling You on the Squid Phone’

Cephalopod researchers were surprised by the sighting of a ram’s horn squid, a peculiar animal never before filmed in its natural environment.

#biology-and-biochemistry, #fish-and-other-marine-life, #marine-biology, #reefs, #squid, #your-feed-animals, #your-feed-science

How Suckerfish Surf Across Blue Whales Without Falling Off

Remoras — known for hitching rides on whales and sharks — swim surprisingly freely over the surfaces formed by their hosts.

#biology-and-biochemistry, #fish-and-other-marine-life, #journal-of-experimental-biology, #physics, #research, #whales-and-whaling, #your-feed-animals, #your-feed-science

Beaked Whale Shatters Record With 3 Hour 42 Minute Dive

Scientists still don’t know how the marine mammals go so long without air.

#anatomy-and-physiology, #animal-behavior, #biology-and-biochemistry, #diving-and-divers, #fish-and-other-marine-life, #journal-of-experimental-biology, #mammals, #marine-biology, #north-carolina, #oceans-and-seas, #research, #whales-and-whaling, #your-feed-animals, #your-feed-science

The Pros and Cons of Being a Hammerhead Shark

A new study suggests that the ocean’s strangest-looking headgear is difficult to tote around.

#biology-and-biochemistry, #engineering-and-engineers, #oceans-and-seas, #physics, #research, #sharks, #your-feed-animals, #your-feed-science

In a Desert’s Burning Sands, Shrimp

When it rains in Iran’s Dasht-e Lut desert, the ground comes alive with tiny, upside-down crustaceans.

#biology-and-biochemistry, #deserts, #iran, #lakes, #your-feed-animals, #your-feed-science

On Venus, Cloudy With a Chance of Microbial Life

Astrobiologists shift their gaze, and speculations, to Earth’s broiling sister planet.

#biology-and-biochemistry, #extraterrestrial-life, #microbiology, #planets, #seager-sara-1971, #solar-system, #space-and-astronomy, #venus-planet, #your-feed-science

Life on Venus? Astronomers See Phosphine Signal in Its Clouds

The detection of a gas in the planet’s atmosphere could turn scientists’ gaze to a planet long overlooked in the search for extraterrestrial life.

#biology-and-biochemistry, #extraterrestrial-life, #microbiology, #phosphine, #research, #space-and-astronomy, #telescopes-and-observatories, #venus-planet

The Male Anglerfish’s Evolutionary Solution to Female Rejection

Commingling tissues and blood would normally prompt a massive immune response. These deep sea lovers found a workaround.

#biology-and-biochemistry, #evolution-biology, #fish-and-other-marine-life, #genetics-and-heredity, #immune-system, #reproduction-biological, #research, #science-journal, #your-feed-animals, #your-feed-science

This Moss Uses Quartz as a Parasol

In the Mojave Desert, a translucent crystal offers bryophytes much-needed respite from the heat of the sun.

#biology-and-biochemistry, #deserts, #microbiology, #mojave-desert-calif, #moss, #plos-one-journal, #research, #rock-and-stone, #your-feed-science

How Ultra-Black Fish Disappear in the Deepest Seas

Researchers have found fish that absorb more than 99.9 percent of the light that hits their skin.

#animals, #biology-and-biochemistry, #color, #current-biology-journal, #evolution-biology, #fish-and-other-marine-life, #research, #your-feed-animals

This Ancient Sea Creature Builds Its Body With a Whisper, Not a Scream

Unlike vertebrate embryo cells, which signal to each other over long distances, sea squirt embryo cells talk only to those they’re closest to.

#animals, #biology-and-biochemistry, #fish-and-other-marine-life, #reproduction-biological, #research, #science-journal, #sea-squirts

Is Trump Trying to Spread Covid-19?

Does he start each day wondering what expert advice to ignore next?

#biology-and-biochemistry, #chemistry, #coronavirus-reopenings, #coronavirus-risks-and-safety-concerns, #facebook-inc, #fauci-anthony-s, #trump-donald-j, #tulsa-okla, #twitter, #united-states, #vaccination-and-immunization

Amid a Pandemic, ‘Batman’ Matters More Than Ever

Wang Linfa has researched bats and their diseases for decades, usually drawing little public attention. Now a world wracked by the coronavirus is relying on the work of scientists like him.

#bats, #biology-and-biochemistry, #china, #coronavirus-2019-ncov, #duke-university, #national-university-of-singapore, #research, #singapore, #viruses, #wang-linfa, #wuhan-china