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Fitness Bands Fail on Calorie Counts

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.

May 24, 2017 — Christopher Intagliata

Special Report


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.

April 19, 2017


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What's Driving the Self-Driving Cars Rush

Science Talk - March 28, 2017 - By Larry Greenemeier and Steve Mirsky11:15
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Biology's Lessons for Business

Science Talk - March 21, 2017 - By Steve Mirsky20:42
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Jupiter Moon to Be Searched for Life

60-Second Science - March 10, 2017 - By Steve Mirsky02:25
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Heat Sensor Has Snaky Sensitivity

60-Second Science - February 15, 2017 - By Christopher Intagliata02:23
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