
Optimists Are Alike, but Pessimists Are Unique, Brain Scan Study Suggests
Optimists have similar patterns of brain activation when they think about the future—but pessimists are all different from one another, a brain scan study suggests
Optimists Are Alike, but Pessimists Are Unique, Brain Scan Study Suggests
Optimists have similar patterns of brain activation when they think about the future—but pessimists are all different from one another, a brain scan study suggests
‘Corn Sweat’ Is Making This Heat Wave Even Worse
Could AI Have Prevented SkyWest Airliner’s Near Collision with a B-52 Bomber?
Spellements: Monday, July 21, 2025
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Were the Wright Brothers First in Flight? Inside a 1925 Dispute
How Humility Can Restore Trust in Expertise
AI’s Achilles Heel—Puzzles Humans Solve in Seconds Often Defy Machines
Create as many words as you can!
Stretch your math muscles with these puzzles.
The Secret to the Strongest Force in the Universe
Why Aren’t We Made of Antimatter?
The Surprising Science of Dungeons and Dragons
The LIGO Lab Is Pushing the Boundaries of Gravitational-Wave Research
Bariatric Surgery Does Not Resolve Weight Stigma for Everyone
Brains Process Speech and Singing Differently
When the Sun Becomes a Red Giant, Will Any Planet Be Safe?
The future is bright—too bright—for life as we know it once the sun transforms into a red giant star
Breakthrough Proof Brings Mathematics Closer to a Grand Unified Theory after More Than 50 Years of Work
The Langlands program has inspired and befuddled mathematicians for more than 50 years. A major advance has now opened up new worlds for them to explore
‘Corn Sweat’ Is Making This Heat Wave Even Worse
Humid heat is blanketing the eastern U.S. this week, exacerbated by “corn sweat” in the Midwest
Math Is Quietly in Crisis over NSF Funding Cuts
A 72 percent reduction in federal funding is devastating to math research. The American Mathematical Society is offering $1 million in backstop grants—but it’s likely not enough.
What Is the Blood Vessel Disease Trump Is Diagnosed With?
After photographs showed President Donald Trump with swollen ankles and bruised hands, the White House revealed he has chronic venous insufficiency—a blood vessel disease that affects circulation in the legs
Fact or Fiction?: Elephants Never Forget
Do elephants really have steel-trap memories?