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A DAY AGO
5 Great Stargazing Trains
On nighttime excursions in dark-sky hot spots like Norway, New Zealand and Nevada, all you have to do is relax and look up. The stars will do the rest.
A DAY AGO
Top Kennedy Spokesman Resigns in Protest Over New Vaping Policy
In a letter to President Trump, the spokesman, Rich Danker, said moves to allow the sale of flavored e-cigarettes would enhance their appeal to children.
A DAY AGO
With a Friend in Trump, the Tobacco Industry Secures a Lucrative Win
In a dispute over vapes, the president sided with tobacco companies that filled his groups’ coffers over his own F.D.A. commissioner, who resigned in protest.
- SCIENTIFIC AMERICANA DAY AGO

59,000-year-old Neanderthal tooth may be oldest evidence of dentistry
Archaeologists analyzed a Neanderthal molar that seems like it was intentionally drilled, but some experts are skeptical
- SCIENTIFIC AMERICANA DAY AGO

Americans are increasingly open to using psychedelics for medical reasons
A survey found that more than 60 percent of respondents "strongly support" making psychedelics easier to study, reflecting a growing consensus that some could have therapeutic use
- SCIENTIFIC AMERICAN21 HOURS AGO

Can hantavirus spread through the air? What we do and don’t know
The Andes type of the hantavirus is spread by "close contact," but it's unclear how much of that transmission occurs by inhaling airborne droplets or other means
- SCIENTIFIC AMERICAN20 HOURS AGO

Almost half of the objects in Earth's orbit is junk—and that's only the stuff we know about
Debris is a growing threat to orbital infrastructure, and it's only going to get worse as the number of launches increases
20 HOURS AGO
Nancy Cox, Who Worked to Conquer the Wily Flu, Dies at 77
As the leader of the C.D.C.’s influenza division, she battled to keep up with an ever-changing viral opponent, building a global network of researchers and forecasters.
18 HOURS AGO
Black Bear Fatally Mauls Uranium Contractor in Northern Canada
The attack, at a remote uranium mining site in northern Saskatchewan, was only the fourth fatal black bear encounter in the province’s recorded history, officials said.
- SCIENTIFIC AMERICAN12 HOURS AGO

2026 FIFA World Cup players and fans at risk of extreme heat, climate scientists warn
Heat conditions could exceed dangerous levels at a quarter of the planned 2026 World Cup soccer matches, including the final in New Jersey on July 19
7 HOURS AGO
Can Some Very Tiny Particles Cool the Planet? One Tech Company Says Yes.
Stardust Solutions says its tiny spheres can reflect the sun’s rays without harming people or the environment. Critics say private companies have no business altering Earth’s atmosphere.
- SCIENTIFIC AMERICAN5 HOURS AGO

Deep-Earth diamonds reveal trove of never-before-seen minerals
Flecks of minerals captured in diamonds show hidden connections between Earth's surface and its deep interior
- SCIENTIFIC AMERICAN5 HOURS AGO

Depression scales may not work the same for highly intelligent people
Research suggests depression assessment questionnaires can't reliably compare people with differing intelligence
- SCIENTIFIC AMERICAN5 HOURS AGO

The war in Iran is supercharging an ecological crisis in the Persian Gulf
Despite decades of damage, the Persian Gulf's ecological marvels remain—for now
A DAY AGO
A Taxidermist Gives Dead Animals a New Life
The creation, care and keeping of creatures is a responsibility the last full-time museum taxidermist in the U.S. takes both seriously and joyfully.