Electronics
Fitness Bands Fail on Calorie Counts
Activity trackers accurately reckon heart rate—but they're way off in estimates of energy expenditure. Christopher Intagliata reports.
Tech
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Will Tesla's Tiles Finally Give Solar Shingles Their Day in the Sun?
Elon Musk bets homeowners will pay a premium for resilient panels that look like an ordinary roof
What an Apple-Picking Robot Means for the Future of Farm Workers
A California company has built an automated system that vacuums the fruit straight off trees
Why Banning Laptops from Airplane Cabins Doesn't Make Sense
It’s tempting to think that any level of cost and inconvenience is sensible if it cuts the risk of an attack even a little. But risks, inherent in flying and even driving, can never be avoided entirely
Pushy AI Bots Nudge Humans to Change Behavior
Researchers use artificially intelligent bot programs to stimulate collaboration and make people more effective
Any Half-Decent Hacker Could Break into Mar-a-Lago
Investigators tested internet security at four Trump properties. It’s not good
Israel Tests Wireless Charging Roads for Electric Vehicles
New technology could power buses and cars on the go, but will it be cost-effective?
Special Report
Videos
Printing Glass
A new technique lets 3D printers create objects made of glass, which has optical and material advantages over traditional polymer.This video was reproduced with permission and was first published on April 19, 2017. It is a Nature Video production.
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