ScienceAlert Homepage

A beautiful bonsai tree and bouquet of flowers were launched into space
Wednesday, 23 July 2014
Japanese artist Makoto Azuma created Exobiotanica, an installation and space mission in which plants reached the stratosphere. 
Supernova explosion reveals origin of star dust
Friday, 11 July 2014
Astronomers watching a supernova may have found out where the star dust that made up much of our Universe came from.
Researchers have discovered seven dwarf galaxies
Friday, 11 July 2014
Using a new type of telescope, researchers have spotted seven previously unseen galaxies near the M101 spiral galaxy.
Are the Earth's magnetic poles about to flip?
Wednesday, 09 July 2014
Data collected by the Swarm satellites reveals that the Earth’s magnetic field has changed significantly during the past six months.
Two Earth-like Planets Never Actually Existed
Friday, 04 July 2014
"Gliese 581g doesn't exist,” scientists have announced, suggesting that the discovery of one of the most likely candidates for a planet in the 'habitable zone' was based on false measurements.
Researchers propose a new theory of star formation
Friday, 04 July 2014
Researchers at the California Institute of Technology in the US have discovered that one in every 10,000 stars may be made out of metal.
NASA is building robots to 3D-print infrastructure on Mars
Wednesday, 02 July 2014
NASA is planning to send robots to Mars to build roads, landing pads and hangars before human settlers arrive in 2024.
Sun's atmosphere is more enormous than we thought
Monday, 30 June 2014
NASA scientists have calculated that the Sun's atmosphere extends some 8 million kilometres above its surface. That's 20 times the distance between the Earth and the Moon.
Photo of enormous sprite captured above storm
Sunday, 29 June 2014
A sprite that could dwarf Mount Everest has been spotted high above a thunderstorm in western Oklahoma.
The Pillars of Creation might have been formed by a stellar bubble
Saturday, 28 June 2014
Almost 20 years after the Hubble Space Telescope captured this iconic image, an astronomer finally sheds new light on how the Pillars were created.

hidden image hidden image hidden image hidden image