science

Device transmits radio waves with almost no power – without violating the laws of physics

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A new ultra-low-power method of communication at first glance seems to violate the laws of physics. It is possible to wirelessly transmit information simply by opening and closing a switch that connects a resistor to an antenna. No need to send power to the antenna.

Sitting all day is terrible for your health – now, a new study finds a relatively easy way to counteract it

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To reduce the harmful health effects of sitting, take a five-minute light walk every half-hour. That's the key finding of a new study that my colleagues and I published in the journal Medicine & Science in Sports & Exercise.

Most Americans do trust scientists and science-based policy-making – freaking out about the minority who don’t isn’t helpful

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Most Americans - 81% - think government investments in scientific research are "worthwhile investments for society over time," according to the Pew Research Center's latest survey on public perceptions of science.