Astronomy & Space news

Manned vs. Unmanned Space Exploration (Part 2)

Watching the Apollo landings on the moon as a child I could hardly have imagined I was seeing the end of an era – that of manned exploration of space. Shuttle trips to low earth orbit not withstanding; the ...

Nov 25, 2005 feature
3.9 / 5 (79) 0

Silence in the sky—but why?

(Phys.org) —Scientists as eminent as Stephen Hawking and Carl Sagan have long believed that humans will one day colonise the universe. But how easy would it be, why would we want to, and why haven't we ...

Aug 26, 2013
4.3 / 5 (72) 213 | with audio podcast

Voyager makes an interstellar discovery

The solar system is passing through an interstellar cloud that physics says should not exist. In the Dec. 24th issue of Nature, a team of scientists reveal how NASA's Voyager spacecraft have solved the mystery.

Dec 26, 2009
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A possible signal from dark matter?

(Phys.org) —Galaxies are often found in groups or clusters, the largest known aggregations of matter and dark matter. The Milky Way, for example, is a member of the "Local Group" of about three dozen galaxies, ...

Aug 12, 2014
4.5 / 5 (67) 99

More Evidence Found for Water on Mars

A spacecraft recently arrived at Mars has provided new evidence that fluids, likely including water, once flowed widely through underlying bedrock in a canyon that is part of the great Martian rift valley.

Feb 15, 2007
4.3 / 5 (69) 0

International team strengthens Big Bang Theory

(Phys.org) —An international team of scientists using the most powerful telescope on Earth has discovered the moments just after the Big Bang happened more like the theory predicts, eliminating a significant ...

Jun 06, 2013
4.6 / 5 (65) 42 | with audio podcast

Government accused of rewriting science

A renown U.S. scientist says he is limited by the Bush administration as to who he can talk with and what he can say because of Bush's political strategies.

Mar 20, 2006
4.2 / 5 (70) 0