All Stories
- Animals
How Hannibal the cannibal led to a discovery about cobra diet
How a snake named Hannibal led to a discovery about cobra cannibalism
- Tech
Solar panels and more garner big prizes for middle-school researchers
A motorized system for solar panels garnered Georgia Hutchinson, 13, of Woodside, Calif., the top $25,000 prize at the Broadcom MASTERS teen science competition.
- Physics
Only a small fraction of space has been searched for aliens
In their hunt for extraterrestrial intelligence, SETI searches have only scouted an area the equivalent of a hot tub out of Earth’s oceans, a new calculation indicates.
- Animals
Giraffes inherit their spots from mom
Africa’s tallest creatures inherit their characteristic patterns of spots from their mothers, a new study finds.
- Animals
Chigger ‘bites’ may trigger an allergy to red meat
Some people develop a food allergy to red meat, and researchers suspect chiggers bites are to blame.
- Ecosystems
Scientists Say: Understory
A forest isn’t made just out of the tallest trees. Shorter trees and shrubs thrive in their shade. This layer is called the understory.
- Health & Medicine
Teen vaping of marijuana raises concerns about addiction
A new study estimates that nearly 1 in 11 middle and high school students in the United States has vaped marijuana, raising concerns about addiction.
- Space
The movie ‘First Man’ captures early spaceflight’s terror
At a time when NASA is considering how to once again send people to the moon, ‘First Man’ is a sobering reminder of how risky the first giant leap was.
- Climate
Fingerprint of climate change shows up in some extreme weather
Scientists have long predicted that climate change will worsen extreme weather. Now, they have tools to help measure that impact.
- Climate
Half a degree can make a world of difference
Limiting global warming to 1.5 degrees Celsius versus 2 has big benefits, says a new report from the IPCC.
- Planets
Hubble may have spotted a possible ‘exomoon’
The apparent moon would be the size of Neptune and orbit a distant gas-giant planet known as Kepler 1625b.
- Brain
Teens’ cell phone use linked to memory problems
A new study suggests teens who get more exposure to cell-phone radiation — and hold their phones up to their right ear — do worse on one type of memory test.
