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New AI tool can help find alien life in the solar system
Researchers in the U.S. and Japan have developed a new AI technique that can determine if there is evidence for past or present life, or not, with 90% accuracy.
October 15, 2023
What are gamma ray bursts?
Gamma ray bursts are caused by a narrow beam of intense radiation coming from the poles of an exploding star. Although very bright, they last a few seconds.
October 14, 2023
Annular solar eclipse today: All you need to know
The October 14, 2023 annular solar eclipse will cross the US, Mexico, Central America, Colombia and Brazil. Maps and more here.
October 14, 2023
Best photos of the week, October 7-13, 2023
See our best photos of the week from October 7-13, 2023, in images and a video here! And learn how to submit your own images of the Earth and sky.
October 14, 2023
Psyche mission launch success! Priceless asteroid, here we come
The Psyche mission has successfully launched to a priceless asteroid. The spacecraft launched on a Falcon Heavy from KSC in Florida on October 13, 2023.
October 13, 2023
Seeing sunspots during the solar eclipse on October 14
If you're using safe filters during the annular or partial solar eclipse on October 14, 2023, look for sunspots around the disk of the dark moon.
October 12, 2023
Bus-sized asteroid buzzed past Earth on Thursday
A bus-sized asteroid safely passed Earth less than 1/4 the distance to the moon at 12:52 UTC (7:52 am CDT) on October 12, 2023.
October 12, 2023
2023’s ozone hole is one of the biggest on record. Why?
Satellite images show 2023's ozone hole over Antarctica is one of the biggest on record. The reason could be the eruption of the Tongo volcano in January 2022.
October 12, 2023
Biggest solar superstorm yet, glimpsed in ancient tree rings
Researchers analyzing tree rings discovered the biggest solar superstorm known so far. If it hit today, it would wreck some critical human infrastructure.
October 11, 2023
Argentina wildfire threatens city of Villa Carlos Paz
An Argentina wildfire was encroaching on the city of Villa Carlos Paz on October 11, 2023. Drone footage showed flames and a "wall of fire" near the city.
October 11, 2023
