Scientists have cured a handful of people of HIV by piggybacking on treatments they received for blood cancer. But does that bring a widespread cure any closer? ByBenjamin Ryan Wednesday, October 5, ...

Here’s why centrifugal force is considered a “fictitious” force. Centrifugal force feels completely real — but physicists ...

Is Earth the center of the universe? Is there a center of the universe at all? Physics relies on the idea that there isn’t – ...

Falling is more complicated than you might think. For centuries, scientists argued about how objects fall. The answer ...

For centuries, scientists have been baffled by how cats land on their feet. Figuring it out took several theories, ...

Brains might be the most complex structures on our planet—so how did evolution build them? To find out, rewind the clock ...

Order This Program: World in the Balance NOVA programs on VHS or DVD can be ordered through WGBH, the Boston public television station that produces NOVA. Some NOVA programs are not for sale because ...

Some 110 million U.S. households use a range–or cooktop and oven–for cooking. About two-thirds of those are powered by electricity, while one-third use natural gas or other fuels. But of the ...

Major funding for Origins is provided by the National Science Foundation. Additional funding for Origins is provided by NASA's Office of Space Science and the Alfred P. Sloan Foundation.

Egyptologists often talk about pyramids as "complexes," especially at Giza. How do the Pyramids integrate with the Sphinx and ...

The official website for NOVA. NOVA is the most-watched prime time science series on American television, reaching an average ...

The official website for NOVA. NOVA is the most-watched prime time science series on American television, reaching an average ...