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Science news and technology updates from Scientific American
Updated: 13 min 27 sec ago

Visiting a National Park this Summer? Hold your breath.

3 hours 25 min ago
New study finds city-like air pollution levels in the nation’s parks

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Oddball Galaxy Puts Dark Matter Theory to the Test

11 hours 25 min ago
Critical responses have broadsided a study claiming the discovery of a galaxy missing evidence of invisible mass

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Tinder for Cheetahs? Big Cats Are Attracted by Urine Smell

Tue, 2018-07-17 07:30
The enticing scent of pee could help female felines choose the best mate

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Science-Backed Congress Candidates Rack Up Wins and Losses

Tue, 2018-07-17 06:45
Midway to November’s big election, success for scientist-politicians seems to rest on non-science factors

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Scientists Are Key to Making Cities Sustainable

Mon, 2018-07-16 14:15
Urban leaders must work with researchers to solve real human problems

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Light Beam Lets the Deaf (Gerbil) Hear

Mon, 2018-07-16 06:45
A next-generation cochlear implant might allow the hearing-impaired to listen to music and cope with noise

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Could Brain Stimulation Slow Cancer?

Fri, 2018-07-13 12:45
Activating the reward system boosts anti-tumor immunity in mice

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L.A.'s Not Just Sizzling, It's Sultry: Why California's July Heat Wave Is So Weird

Fri, 2018-07-13 12:00
An unusually early—and humid—heat wave has set all-time records

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Late Snowpack Signals a Lost Summer for Greenland's Shorebirds

Fri, 2018-07-13 06:45
Sanderlings, red knots and ruddy turnstones failed to breed this year along the Arctic island’s east coast due to record snow cover

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Why It's So Hard to Junk Bad Decisions--Edging Closer to Understanding "Sunk Cost"

Thu, 2018-07-12 15:25
Humans, rats and mice all exhibit the decision-making phenomenon, but new research suggests not all choices are equally vulnerable to it

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Neutrinos on Ice: Astronomers' Long Hunt for Source of Extragalactic "Ghost Particles" Pays Off

Thu, 2018-07-12 11:00
Along with gravitational waves, the find adds more options for “multimessenger” astronomy, which does not solely rely on light to gather data

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Scientists Pick Up the Genetic Scent of Stinkbug Invaders

Thu, 2018-07-12 06:45
New method that tests for insect DNA on farm produce could “revolutionize” agricultural pest surveillance

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The Art of Lying

Wed, 2018-07-11 08:00
Lying has gotten a bad rap. In fact, it is among the most sophisticated accomplishments of the human mind. But how can one tell if a person is fibbing?

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From Defiled to Wild--Can a Spent Coal Mine Be Reborn as a Nature Conservation Center?

Wed, 2018-07-11 06:45
Kentucky’s first mountaintop removal coal mine is being turned into grassland to support valuable game species

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Rescued Thai Boys Being Watched for Illnesses Caught from Cave Animals

Tue, 2018-07-10 09:18
Medical responders will be on the lookout for signs of infection

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As Electricity Returns to Puerto Rico, Its People Want More Power

Tue, 2018-07-10 07:00
The island has long-term plans to make its main public electrical grid smarter as residents turn to solar power and microgrids for faster relief

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The Human Eye Could Help Test Quantum Mechanics

Tue, 2018-07-10 06:45
Experiments to confirm we can see single photons offer new ways to probe our understanding of quantum reality

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Ancient Dog DNA Reveals Close Relationship with Contagious Cancer

Mon, 2018-07-09 06:45
North America’s first domesticated dogs died out after European colonization, but they share a genetic link to a transmissible tumor spread globally

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The Astronaut Who Never Left Earth

Fri, 2018-07-06 06:45
Scientific American speaks with a crew member from a NASA simulation of a long-duration space mission

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Embattled EPA Chief Scott Pruitt Resigns--What's Next?

Thu, 2018-07-05 18:10
Deputy Andrew Wheeler, who has also worked to reverse climate legislation, takes over as acting administrator

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