Australian scientists have said they are hoping to breed sheep that burp less as part of efforts to tackle climate change. The scientists have been trying to identify a genetic link that causes some sheep to belch less than others.

Alternative energy is on just about everyone's minds these days, and it's evident in the news stories we've been seeing around the web. These are some of the most interesting stories that have caught our attention recently.

A microquasar is composed of a massive star and a massive compact object, like a black hole. As the pair orbit one another, the powerful gravitational field of the black hole pulls matter from its stellar companion.

By "really cool" I'm not trying to sound hippy-dippy, but rather am talking about objects in space that are less than 1,000 degrees Fahrenheit.

Nov. 28, 2009- Bacteria don't have easy lives. In addition to mammalian immune systems that besiege the bugs, they have natural enemies called bacteriophages, viruses that kill half the bacteria on Earth every two days.

After the early announcement on Friday that CERN had successfully circulated the first protons around the 17 mile-long ring of the Large Hadron Collider (LHC), really early news of the first ever particle collisions inside the LHC has been announced.

Nasa is proposing to build a robotic rocket-plane to explore Mars from the air, and has advertised for help building it.

The formation process involved two stages, said Mitchell Begelman, a professor and the chair of CU-Boulder's astrophysical and planetary sciences department.

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.

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