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Was this the ancestor of all animals?
Geologists say the worm-like creature - about the size of a grain of rice - is the 1st ancestor on the family tree that contains most animals today, including humans.
March 30, 2020
Moon in Winter Circle March 30 and 31
What a great time to identify many bright stars! Let the moon be your guide.
March 30, 2020
Astronomers announce 100 new minor planets beyond Neptune
They're called trans-Neptunian objects, or TNOs. Astronomers analyzed data from the Dark Energy Survey - which just completed 6 years of observations - to find over 100 new little worlds in the cold outer reaches of our solar system.
March 29, 2020
Moon and Venus March 28 and 29
On March 28 and 29 - and even some evenings after that - see the waxing crescent moon and the planet Venus in the evening sky. They're beautiful! And you can use them to find the constellation Taurus the Bull.
March 28, 2020
Quasar tsunamis rip across galaxies
Astronomers using the Hubble Telescope found that the region around a quasar's black hole pushes out material at a few percent the speed of light. These quasar tsunamis wreak havoc on the galaxies in which the quasars live.
March 27, 2020
Ancient 4-limbed fish reveals origin of human hand
The origin of digits in land vertebrates is hotly debated, but a new study suggests that human hands likely evolved from the fins of Elpistostege, a fish that lived more than 380 million years ago.
March 27, 2020
Will we soon see potentially habitable exoplanets more clearly?
Because stars are so much brighter than their planets, we've barely begun to glimpse distant exoplanets, or planets orbiting distant stars. Now a new technology promises to provide better imaging of these potentially habitable exoworlds.
March 27, 2020
See Curiosity’s epic new selfie from Mars
NASA's Curiosity Mars rover has taken a beautiful new selfie.
March 26, 2020
Young moon below Venus after sunset March 25-27
Depending on where you live worldwide, you might - or might not - catch the young moon after sunset March 25, 2020.
March 25, 2020
Producing solar power at night
Scientists have developed a new prototype of nighttime solar cells that can produce electricity at night through a radiative cooling mechanism.
March 25, 2020
