It's been five decades of microwave popcorn and piping hot leftovers in home kitchens. A serendipitous discovery helped engineers harness radar to create this now ubiquitous timesaving appliance.

Americans are shocked Russia meddled in our election. But there's centuries of precedent – and, at times, it’s been the U.S. meddling.

Previous studies have shown that people possess gaydar, the ability to discern who's gay and who isn't. But this research falls prey to an error that, when corrected, leads to the opposite conclusion.

Hannah Arendt, a political theorist, fled Germany during Adolf Hitler's rise to power and later wrote about ‘the banality of evil.’ Her work has recently become a best-seller. Here's why.

Republicans vow to dismantle Obamacare, which extended health insurance to about 20 million people. Republicans' new plan has been roundly criticized. Here is expert analysis to help you sort it out.

A gene controlling cell identity in corn kernels is the same one that controls progression to specific cancers in humans. Here's why.

A new WTO trade deal is expected to provide up to $1 trillion in economic gains by eliminating bureaucracy. But that's not its most important benefit.

It is essential to maintain global food supply, but the clock is ticking.

It's really hard to get measure snowfall accurately. The National Weather Service relies on more than 8000 volunteers with rulers.

Snow shoveling during or after a blizzard may be the "perfect storm" for a cardiac event. Doing warm-up exercises beforehand can make it safer.

We know pi appears when we talk about circles. But it appears in many other places, too. Why, pi, why?

Trump is proposing a budget with little substance and filled with politically toxic spending cuts, making it very unlikely to go anywhere, even in a Republican Congress.