The first large black holes in the universe likely formed and grew deep inside gigantic, starlike cocoons that smothered their powerful X-ray radiation and prevented surrounding gases from being blown away.

Census of Marine Life scientists have inventoried an astonishing abundance, diversity and distribution of deep sea species that have never known sunlight - creatures that somehow manage a living in a frigid black world down to 5,000 meters (~3 miles)

The European Organization for Nuclear Research (CERN) says it expects to restart the Large Hadron Collider (LHC) by this weekend after more than a year of repairs.

BOULDER, Colo. - Call it Operation: Plymouth Rock. A plan to send a crew of astronauts to an asteroid is gaining momentum, both within NASA and industry circles. Trips could build confidence in long-duration stints at the moon and Mars.

NASA's Spitzer Space Telescope has contributed to the discovery of the youngest brown dwarf ever observed -- a finding that, if confirmed, may solve an astronomical mystery about how these cosmic misfits are formed.

vast ocean once covered a third of Mars, scientists believe. Such a stunning prospect greatly increases the chances of life having existed on the Red Planet, the fourth from the Sun in our solar system.

Humanity would need five Earths to produce the resources needed if everyone lived as profligately as Americans, according to a report issued Tuesday.

When targeting spiral galaxy bulges, astronomers often seek edge-on galaxies, as their bulges are more easily distinguishable from the disc.

FLAGSTAFF Hill's famous Loch Ard Peacock may soon be recognised as a state treasure if its nomination for the Victorian Heritage Register is approved.

A 20-foot-long crocodile with three sets of fangs - like wild boar tusks - roamed parts of northern Africa millions of years ago, researchers reported Thursday.