Tech
- Materials Science
Zap! Laser tattoos could create electronics to eat or wear
Lasers can tattoo a nontoxic form of carbon onto everyday items. This one day could lead to wearable — even edible — electronics.
- Tech
Electricity sensor harnesses a shark’s secret weapon
A new “quantum” material mimics the sensors that help a shark sense its prey. Like a shark, it can detect tiny electric fields.
- Science & Society
On Twitter, fake news has greater allure than truth does
In the Twittersphere, fake news gets more views than real stories, based on an analysis of more than 4.5 million tweets.
- Physics
Wireless devices crowd out cosmic radio signals and more
Cell phones and other devices emit radio waves that can interfere with important scientific research. That’s why researchers are seeking ways to share the radio spectrum.
- Tech
Robots may soon actively crawl through your gut
Doctors are working with engineers to develop robotic tools that can crawl through the body to deliver medicine or scout for signs of disease.
- Health & Medicine
Scientists Say: CT scan
Short for computerized tomography, this technique lets scientists and doctors see insides in detail.
- Tech
Human cells form the basis of this artificial eye
Real or fake — you be the judge. Human cells were used to create this test bed for studying both the eye and eye-disease therapies.
- Space
Preparing for that trip to Mars
These scientists are working to make a human mission to Mars a reality.
- Tech
In bobsledding, what the toes do can affect who gets the gold
South Korean scientists have been developing shoes that could give their national bobsled team an advantage at the Olympics.
- Tech
How to tell if a drone is stalking you
Is a drone surveilling you? Scientists have figured out a way to tell when it’s streaming video of you or your home.
- Computing
Scientists Say: Ampere
An ampere is a unit of electric current. It’s a base unit, meaning it’s one on which all electrical calculations are based.
- Tech
This hydropower harnesses energy one water drop at a time
A single drop of water sliding across a surface can light up 15 LEDs. This charging by friction is due to what’s known as the triboelectric effect.
