Tech
- Animals
These young inventors had to make like a crab
This year’s top challenge for Broadcom MASTERS finalists was to design and build a robotic arm based on a crab’s arm and claw.
- Tech
Hack: How to spy on a 3-D printer
Computer scientists have found that a hacker can eavesdrop on a 3-D printer using a smartphone. The technique uses sound and energy data produced by the printer.
- Tech
Water sensor quickly detects algal poison
A new sensor can detect poisons from harmful algae within minutes so that drinking-water plants can start timely treatments.
- Environment
Rocket nozzle research propels teen to big win
A 13-year old won the top prize at this year’s Broadcom MASTERS science competition. She had determined the best shape for a rocket nozzle.
- Science & Society
How computers get out the vote
Increasingly computers play a role in voting. Here’s why that concerns scientists, even as they acknowledge that computers may be increasingly essential.
- Chemistry
New coating for metals could cut engine wear
Scientists have developed a new coating for engine parts that could reduce friction and engine wear. One big benefit: Cars may require fewer oil changes.
- Brain
Cool Jobs: Video game creators
Meet an engineer who worked on StarCraft II, an expert building a new kind of reality and a neuroscientist who uses games as brain therapy.
- Chemistry
Chemistry Nobel honors pioneers of world’s smallest machines
Three chemists are being honored with a Nobel Prize for their pioneering work creating itty bitty machines, including a microscopic ‘nanocar.’
- Tech
Hot, hot, hot? New fabric could help you stay cool
A plastic fabric can let body heat escape efficiently, if the material is filled with tiny bubbles of just the right size
- Tech
One day, computers may decode your dreams
Scientists are learning how to translate brain activity into words and thoughts. This may one day allow people to control devices with their minds.
- Brain
Explainer: How to read brain activity
Electricity underlies the chattering of brain cells. Here’s how scientists eavesdrop on those conversations.
- Computing
Self-designed tattoos are fashionable technology
Researchers have created do-it-yourself temporary tattoos. They’re a fashion-forward way to control electronic devices.
