All Stories
- Brain
Heartbeat can affect racial perception of threat
Links between nerves in the heart and the brain shed light on why some police may be more likely to shoot an unarmed person who’s black than one who is white.
- Health & Medicine
Heart risks seen in regular vapers
New symptoms show up in regular e-cigarette users. They suggest vapers are putting themselves at elevated risk of heart disease
- Health & Medicine
Cleaner water helps male fish again look and act like guys
Water pollution can give male fish female traits — such as the ability to make eggs. And that’s not a good thing. Better water treatment may prevent that, data now show.
- Health & Medicine
Bullying hurts — but peer support really helps
Bullied kids face more mental illness as adults, new studies find. Other research suggests support from other kids can lessen the impacts.
- Chemistry
Magnets may one day cull deadly germs from blood
A new technique for slowing the deadly condition called sepsis would use tiny iron particles and magnets.
- Animals
Scientists Say: Torpor
When an animal enters torpor, its body temperature goes down and so does the amount of energy it uses.
- Animals
Deep-sea mining could imperil rare, ghostlike octopus
A newly discovered octopus lays its eggs in a dangerous spot: where companies are looking to mine valuable metals for use in cell phones and computers.
- Computing
When your stuff spies on you
More ordinary objects are going online. These make up the Internet of Things. But as they collect data about you and your world, they also bring security risks.
- Brain
Stuttering: Blood flow in the brain may play a role
A new study shows people who stutter have less blood flow to a language center in the brain known as Broca’s area.
- Animals
What killed the dinosaurs?
New evidence is emerging that a devastating combo of events — an asteroid impact and supervolcanoes — may be behind the dinosaurs’ demise.
- Earth
Drilling into a dinosaur killer
An asteroid that hit the Earth 66 million years ago killed off the dinosaurs. Now scientists are drilling into the giant crater left behind.
- Chemistry
How to spin synthetic spider silk
A new method for spinning artificial spider silk combines parts of proteins from two species and mimics what happens in a spider’s silk-forming gland.
