Tech
- 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.
- Computing
Smartphones put your privacy at risk
Smartphones have become essential companions. But they can leak data about you. In fact, the potential for invading your privacy is higher than you might think.
- Computing
How to stop phone apps from spying on you
Many apps — especially free ones — collect data on a user and then sell them to advertisers. A new tool can help monitor that misuse of personal data and beef up privacy protection.
- Agriculture
Robots will control everything you eat
Robots are now being introduced into all phases of how food is grown and prepared. In the future, though, they will be common.
- Physics
Probing the power of the winds
Young researchers have been exploring the energy in wind to see how best they might tame it, harness it and understand its role in shaping the natural world.
- Genetics
New tools can fix genes one letter at a time
New tools can edit the genome one letter at a time, correcting common errors that lead to disease.
- Tech
Want a tougher space suit? Just add liquid
Using a special liquid, engineers are designing new treatments for spacesuits so that they can better resist puncturing from tiny meteorites and other hazards.
- Tech
Magnetic heating may replace surgery to cure some infections
Scientists are testing magnetic fields as a way to kill bacteria that drugs normally cannot reach — such as those on medical implants inside the body.
- Tech
Young challengers take a deep dive into engineering
Thirty teens worked in teams to design, build and test remotely-operated vehicles. Their mission: to grab river sediment — and perhaps a shot at winning a major national competition.
- Tech
AI can guide us — or just entertain
Advances in artificial intelligence are changing the worlds of medicine, education and the arts.
