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Before becoming Britain's first (and only) female prime minister, Thatcher graduated from Oxford with a chemistry degree.

A new method can visualize with 60 percent accuracy what you're seeing while you sleep.

The Food and Drug Administration ordered to comply within 30 days

Salim Nasser's wheel design could dramatically reduce the repetitive-stress injuries that often plague manual wheelchair users.

You will burn. You will freeze. And the moon will explode. Four gruesome apocalypse scenarios from the September 1939 issue of Popular Science.

Surprisingly, yes.

It's easier than you might think.

But don't you wish you lived in "The Tadpole"?

Modern investigations are finding no evidence for arson in old cases.

Happy 160th birthday, Otis Elevator Company! Thanks for making modern cities possible. Here are the 9 coolest Otis elevator inventions from the Popular Science archive.

An excerpt from Toms River: A Story of Science and Salvation, a new book about a town in New Jersey devastated by industrial pollution

The Alpha Magnetic Spectrometer's first results could be evidence of dark matter.

And by 2020, the solar industry will have completely "paid back" the energy it took to produce the world's panels.

The traffic-plagued city has 4,500 lights across 469 square miles.

James Hansen, climate change researcher and activist, is retiring from NASA, but not without making some new waves.

The "Do Not Call" list sucks. Winners of a Federal Trade Commission contest propose some high-tech strategies to finally stop automated sales calls.

Later this year, the black hole in our own galaxy will do the same, munching on a passing gas cloud.

In the absence of solid evidence, statistics can help you decide for yourself.

Propulsion systems that could carry astronauts to Mars and beyond.