Life On Earth
Articles / Astronomy
Hints of Past Hot Springs Found on Mars
A little NASA Mars rover has come across soil that scientists said on Tuesday suggests hot springs may have percolated long ago on the Martian surface, providing an environment conducive to life.
A Plan to Build a Giant Liquid Telescope on the Moon
Even by astronomical standards, Roger Angel thinks big.
Star Is Found To Be 13.2 Billion Years Old
Using ESO's VLT, astronomers recently measured the age of a star located in our Galaxy. The star, a real fossil, is found to be 13.2 billion years old, not very far from the 13.7 billion years age of the Universe. The star, HE 1523-0901, was clearly born at the dawn of time.
Satellites Solve Mystery of Low Gravity Over Canada
If it seems Canadians weigh less than their American neighbours, they do Ė but not for the reasons you might think. A large swath of Canada actually boasts lower gravity than its surroundings.
Bizarre Planet Is Hottest Yet Found
One of the most exotic planets known around another star just got a little more bizarre, thanks to new data from the Spitzer Space Telescope. The latest observations make it the blackest and hottest planet ever discovered.
Nasa Unveils Hubble's Successor
The US space agency Nasa has unveiled a model of a space telescope that scientists say will be able to see to the farthest reaches of the Universe.
Bits of Halley's Comet to Produce Meteor Shower
Bits of Halley's Comet will streak into the Earth's atmosphere before dawn on Sunday during the peak of the eta Aquarid meteor shower. Although moonlight will make all but the brightest meteors impossible to see, those that are visible may be quite spectacular due to the geometry of the shower.
Could Black Holes Be Portals To Other Universes?
The objects scientists think are black holes could instead be wormholes leading to other universes, a new study says.
Could We Build A Warp Drive?
"Warp Drives", "Hyperspace Drives", or any other term for Faster-than-light travel is at the level of speculation, with some facets edging into the realm of science. We are at the point where we know what we do know and know what we donít, but do not know for sure if faster than light travel is possible.
NASA Nebula Image Captures Violent Birth of Stars
A dazzlingly detailed image released by NASA scientists on Tuesday shows the chaotic conditions in which stars are born and die -- in this case in a huge nebula in another neighborhood of our Milky Way galaxy.
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