Narrowing the Search for Dark Matter

Scientists have further narrowed the search for a hypothetical particle that could be dark matter, the mysterious stuff that makes up 80 percent of all the mass in the universe. [...]

Pulsar Enigma Discovered

From NASA Astrophysics. Hidden deep within a group of ancient stars, there lurks a young and powerful enigma. This is NGC 6624, a globular cluster near our galaxy’s center thought [...]

Unmasking Giant Black Holes

From the NASA Swift team, watch full screen 1080p! Most large galaxies contain a giant central black hole. In an active galaxy, matter falling toward the supermassive black hole powers [...]

Gamma Ray Thunderstorms

in 1080p… A big surprise from the Fermi Gamma Ray Space Telescope. It detected beams of antimatter produced above thunderstorms on Earth, a phenomenon never seen before. Scientists think the [...]

New High-Intensity Cosmic Explosion

The Fermi Gamma Ray Space Telescope picked up a whole new type of cosmic explosion: a ultra high-intensity explosion coming from the surface of a white dwarf star. The finding [...]