There’s a detectable difference between a planet shining with reflected light and a planet glowing with its own artificial illumination
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Author Archives: scientific american
Invasive Species Can Sometimes Help an Ecosystem
In Hawaiʻi, imported birds have taken on some of the roles once performed by those that have gone extinct—but there’s a catch
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Poem: ‘Turing and the Apple’
Science in meter and verse
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Venus Wins Stunning Third New Mission, This Time from Europe
EnVision will follow NASA’s DAVINCI+ and VERITAS
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A Random Walk through the English Language
How a dispute between a religious believer and a confirmed atheist led to a major mathematical breakthrough
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For African Elephants, Pee Could Be a Potent Trail Marker
Scientists found that elephants often sniff pathways—and seem especially attuned to urine.
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New Radioactivity Measurement Could Boost Precision of Dark Matter Experiments
The process finds minuscule amounts of radioactive material in metals
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Neck-Zapping Gadget Reduced All-Nighter Fatigue in New Study
And the benefits of two four-minute sessions persisted for hours
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Any Reform of Federal Oil and Gas Leasing Must Include Environmental Justice
Drilling and refining has often come at the expense of Black communities, engulfing our neighborhoods with massive amounts of toxic pollution
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Electric Vehicle Orders Are Zooming at Ford
Consumers want the racy Mustang Mach-E coupe and the powerful F-150 Lightning pickup truck
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The COVID Lab-Leak Hypothesis: What Scientists Do and Do Not know
An examination of the arguments that the coronavirus SARS-CoV-2 escaped from a lab in China, and the science behind them
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Trailblazing Transgender Doctor Saved Countless Lives
After transitioning in 1917, Alan L. Hart helped alter medical history
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These Alternative Economies Are Inspirations for a Sustainable World
Making peace with the biosphere will require building communities and relationships that are focused on protecting life—human and nonhuman
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Saved from Shuckers, Oysters Fight Rising Seas
New York City is building protective reefs with farmed oysters restaurants do not want
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Finding Conclusive Animal Origins Of The Coronavirus Will Take Time
Viruses that “spill over” to people do not stick around in animals, so finding true sources takes years of careful work, an expert says
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Why We Don’t Know the Animal Origins of the Coronavirus
Viruses that “spill over” to people do not stick around in animals, so finding true sources takes years of careful work, an expert says
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Ganymede Looks Glorious in New Images from NASA’s Juno Mission
The spacecraft captured the first close-up views of the solar system’s largest moon in more than twenty years
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Jeff Bezos Will Go to Space on Blue Origin’s First Crewed Flight
The multibillionaire—along with his brother and at least one other passenger—could reach suborbital heights as soon as July 20
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A ‘Universal’ Coronavirus Vaccine to Prevent the Next Pandemic
A pan-coronavirus vaccine could be “one vaccine to rule them all,” and so far it has shown strong results in mice, hamsters, monkeys, horses and even sharks.
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Why India’s Second COVID Surge Is So Much Worse Than the First
Large gatherings and much more lenient restrictions have allowed the virus to spread at devastating levels
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The First ‘Google Translate’ for Elephants Debuts
An online animal catalogue lets you decode communications and other behaviors for everyone’s favorite pachyderm
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Covid, Quickly: A Pop-Up Podcast
Every two weeks, Scientific American’s senior health editors Tanya Lewis and Josh Fischman catch you up on the essential developments in the pandemic: from vaccines to…
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How to Do Anything Better
When we think about the things we do every day—driving, working, parenting—we realize that even with tasks we are generally good at, there is always room for improvement. As always,…
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Landmark Alzheimer’s Drug Approval Confounds Research Community
Many scientists say there is not enough evidence that Biogen’s aducanumab is an effective therapy for the disease
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See Iridescent Jellyfish and Glowing Wonders of the Sea in World Oceans Day Photos
Mysterious creatures of the deep shine in images by marine biologist Alexander Semenov
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Military Operations Will be Strained by Climate Change
U.S. adviser says “It is our duty to warn the public about this threat”
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Let’s Rebuild the U.S. Jaguar Population–Yes, Jaguars
Most Americans are probably surprised that we still share a country with these magnificent big cats. But they need help to survive
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Decoded: What Are Neurons?
You have 86 billion of them inside you, but do you understand how hard it was for us to learn that?
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News about Racial Violence Harms Black People’s Mental Health
Awaiting the Derek Chauvin verdict, an Atlanta man felt intense anxiety
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Experts Weigh In on Pentagon UFO Report
The vast majority of examined incidents were not caused by U.S. advanced technology programs, the forthcoming report concludes. So what’s going on?
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Poor Homeowners Will Pay Less after Flood Insurance Overhaul
New risk ratings will improve economic equity
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NASA’s Juno Set for Close Encounter with Jupiter’s Moon Ganymede
The flyby will be the closest a spacecraft has come to the gas giant’s largest moon in 20 years
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A Tool Doctors Use Every Day Can Perpetuate Medical Racism
It’s called the “history of present illness,” or HPI, and it often includes a patient’s race—which is more likely to detract from care than to improve it
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Biden’s New Science Adviser Talks COVID, Spying and More
A conversation with Eric Lander during his first day as the director of the White House Office of Science and Technology Policy
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‘Antistars’ Made of Antimatter Get a Particle’s Worth of Evidence
Circumstantial evidence could point to a mind-blowing solution to an antimatter mystery—or to the need for better space-based particle physics experiments
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Stars Made of Antimatter Might Be Lurking in the Universe
Circumstantial evidence could point to a mind-blowing solution to an antimatter mystery—or to the need for better space-based particle physics experiments
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Death by Primordial Black Hole
If such an object a mere thousand times bigger than an atom passed through your body, the result would not be pretty
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Transcendence Happens All the Time
We’ve long fantasized about transformations from one mode of life to another, but nature has already beaten us to it
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50, 100 & 150 Years Ago: June 2021
Social strata of turkeys; moon bombs
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Coronavirus News Roundup, May 22 to June 4
Pandemic highlights for the past two weeks
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Coronavirus News Roundup: May 22-June 4
Pandemic highlights for the past two weeks
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Some Pandemic Health Habits Deserve to Stay
We need a public health culture change informed by lessons from COVID
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COVID, Quickly, Episode 8: The Pandemic’s True Death Toll and the Big Lab-Leak Debate
Today we bring you a new episode in our podcast series: COVID, Quickly. Every two weeks, Scientific American’s senior health editors Tanya Lewis and Josh…
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Coastal Arctic Sea Ice Is Thinning Faster Than Previously Thought
Old maps of snow depth on the ice had led researchers to underestimate melting
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It’s Time For Congress to Support Fusion Energy
Fusion devices for clean, safe, and affordable electricity and industrial heat are making advances and need a push
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National Park Nature Walks, Episode 6: Yellowstone Bison and Marsh Birds
Here is our next installment of a new pop-up podcast miniseries that takes your ears into the deep sound of nature. Host Jacob Job, an ecologist and audiophile, brings you inches away from a…
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A New Mental Health Crisis Is Raging in Gaza
Recent bombings by Israel have caused more than just physical trauma
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Science Shouidn’t Come at the Expense of Black Lives
We must say no to science that exploits people
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Science Shouldn’t Come at the Expense of Black Lives
We must say no to science that exploits people
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New Technique Grows Realistic Bone in a Dish
It’s one of the most challenging organs to re-create
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