Humans must find new planets to survive
New worlds Finding planets outside our solar system that can sustain life should be made a top priority, say Australian astronomers.
Understa
Asteroid impact pushes life underground
Target for ET? Scientists studying life deep below an asteroid impact crater in the United States have found tiny organisms thriving kilometres under
Cosmic rays leave scientists in the dark
No link Researchers searching for the source of cosmic rays are going back the drawing board after ruling out gamma ray bursts as the most likely sou
NASA clears SpaceX for space supply run
Dragon poised NASA has cleared a privately-made cargo ship for a test flight to the International Space Station that is scheduled to launch in less t
New evidence backs dark energy
Dark confimation A new study of quasars has provided further evidence that dark energy is accelerating the expansion of the universe.
The
Mars Viking robots 'found life'
Second look New analysis of 36-year-old data, resuscitated from printouts, shows NASA may have found life on Mars, an international team of mathemati
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