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First animal was likely sea sponge
A new genetic analysis suggests that the first animal to appear on Earth was very likely the simple sea sponge.
February 25, 2016
Multiple cosmic impacts 790,000 years ago
Geoscientists reached this conclusion after dating glassy stones called tektites from various parts of the world.
February 25, 2016
Largest fireball since Chelyabinsk falls over Atlantic
The biggest fireball since the Chelyabinsk explosion plunged through the atmosphere over the Atlantic Ocean on February 6.
February 24, 2016
El Niño prolonging record coral bleaching event
This year's intense El Niño - added to our warming climate - is prolonging what's already the longest global coral die-off on record, according to scientists.
February 24, 2016
Moons might hold key to finding E.T. life
As the list of known planets beyond our solar system grows, the search for their moons is intensifying. Why exomoons might be key to E.T. life.
February 23, 2016
Extinction of giant herbivores changed global landscapes
Extinctions of large herbivores such as mammoths, mastodons, and ground sloths helped turn many open landscapes into forests, scientists say.
February 23, 2016
Ancient flowers probably poisonous
Two fossil flowers, found perfectly preserved in amber, came from an asterid group that ultimately gave rise to some of the world’s most famous poisons.
February 22, 2016
Category 5 Cyclone Winston slams Fiji
The strongest tropical cyclone recorded so far in 2016 - and Fiji's strongest tropical cyclone ever - made landfall Saturday evening.
February 20, 2016
Record number of NASA astronaut applications
More than 18,300 people applied to join NASA’s 2017 astronaut class - almost three times the number received in 2012.
February 19, 2016
Is ‘Planet 9’ a second Kuiper Belt?
Is there a 9th planet - a super-Earth - as yet undiscovered in our solar system? Researchers present an alternative view, not a planet, but many small objects.
February 19, 2016
