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A DAY AGO
The Vaccine Skeptic in Trump’s New C.D.C. Leadership Team
Dr. Sara Brenner is a physician, an F.D.A. official and a “MAHA mom” who has said people should not reflexively believe in the benefits of vaccines.
- SCIENTIFIC AMERICAN13 HOURS AGO

‘Spectacular’ Viking coin hoard discovery is likely the largest in history
Archaeologists have uncovered almost 3,000 silver coins so far—and more could come to light
- SCIENTIFIC AMERICAN12 HOURS AGO

What is the AI compute crunch, and why are AI tools hitting usage limits?
Rate limits on Claude and other tools could hint at a deeper squeeze on the chips, power and data centers needed to run advanced AI. Researcher Lennart Heim explains
- SCIENTIFIC AMERICAN12 HOURS AGO

What is the Kardashev scale, and can we climb it?
The Kardashev scale is an interesting but flawed gauge of a civilization's growth
- SCIENTIFIC AMERICAN13 HOURS AGO

Trump, ibogaine and the science behind the psychedelics boom in the U.S.
Tracing how psychedelics have undergone a revival in the U.S. and what the White House's new psychedelic push means for research
- SCIENTIFIC AMERICAN9 HOURS AGO

The spring migration of birds is peaking. Here’s how to watch
The migration of birds from their southern wintering grounds to their breeding grounds in the north is in full swing
- SCIENTIFIC AMERICAN7 HOURS AGO

US lawmakers vote to cut science spending—but reject Trump’s sweeping reductions
A draft bill would preserve NASA's overall funding but downsize the National Science Foundation's budget by 20 percent.
- SCIENTIFIC AMERICAN6 HOURS AGO

A third of U.S. adults don't get enough sleep, new CDC report warns
Nearly a third of all U.S. adults are sleeping fewer than the recommended seven hours per night on average
10 HOURS AGO
Top Psychiatrists Call for a Greater Focus on Ceasing Medication
With Health Secretary Robert F. Kennedy Jr. aiming to rein in the use of psychiatric drugs, psychiatrists are preemptively addressing how and when patients should quit taking them.
5 HOURS AGO
FEMA Disaster Aid is Flowing Slowly In Trump’s Second Term
During President Trump’s second term, the disaster declarations that unlock money are taking longer than in the past. Blue states wait the longest and they hear ‘no’ more often.
8 HOURS AGO
What’s Safe to Eat? Birds of a Feather Learn Together
In a study, Australian cockatoos figured out that a new food was OK to consume by observing one another, a vivid example of “social learning” in animals.
6 HOURS AGO
How Running Shoes Have Evolved, From Ancient Greece to a Record-Breaking Marathon Time
The race to near-weightlessness has been a driving force of innovation in running sneakers and helped lead to records shattering at the London Marathon.
9 HOURS AGO
In Permissive Amsterdam, Ads for Fossil Fuels or Meat Are Now Verboden
The Dutch city has outlawed advertising that promotes lifestyles linked to high carbon emissions, which is a driver of climate change. It’s a first for a world capital.
- SCIENTIFIC AMERICAN3 HOURS AGO

Watch NASA test its new X-59 jet designed to go faster than the speed of sound
This next-generation plane is made to go faster than sound without producing a full sonic boom
- SCIENTIFIC AMERICAN3 HOURS AGO

A SpaceX rocket booster may be on track to hit the moon in August
While there is no immediate danger, this crash highlights that space junk is increasingly expanding out of lower-Earth orbit