Do octopus brains work like humans’—or is there another way to be smart?
Just like vertebrates, cephalopods—such as octopuses and squid—have elaborate brains. Neuroscientists are flocking to them for insights into how intelligence evolved.
The spring migration of birds is peaking. Here’s how to watch
Americans are exhausted, a new CDC report shows
What is the Kardashev scale, and can we climb it?
Math Puzzle: Build the matchstick polygon
Why the FDA rejected a ‘breakthrough’ melanoma drug
Watch NASA test its new X-59 jet designed to go faster than the speed of sound
The hidden cause of heart disease is inflammation
How strange new ‘altermagnets’ could rewrite physics
Space hotels are coming soon
Create as many words as you can!
Stretch your math muscles with these puzzles.
Can peanut allergies be cured?
How much vitamin D do you need to stay healthy?
These cancers were beyond treatment—but might not be anymore
The global wildlife trade may be spreading diseases faster than ever
Amid climate doom, here’s an Earth Day reminder about spectacular environmental wins
A SpaceX rocket booster is on track to hit the moon at several times the speed of sound
While there is no immediate danger, this crash highlights that space junk is increasingly expanding out of lower-Earth orbit
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
What’s faster than light? Darkness
A recent experiment revealed that individual dark points on a light wave can move faster than the wave itself
Americans are exhausted, a new CDC report shows
Nearly a third of all U.S. adults are sleeping fewer than the recommended seven hours per night on average
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
What is the Kardashev scale, and can we climb it?
The Kardashev scale is an interesting but flawed gauge of a civilization’s growth
