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What if we find alien life and don’t recognize it?
Astrobiologists are exploring how complexity arises in the universe to build frameworks for recognizing alien life when we finally find it.
December 10, 2024
Meet Pisces the Fish, 1st constellation of the zodiac
Pisces the Fish is a zodiac constellation that is high in the sky on December evenings. Look for it and its asterism, the Circlet of Pisces.
December 10, 2024
Emperor penguin reaches Australia: Lifeform of the week
An emperor penguin, normally a resident of Antarctica, reached the temperate waters of Australia. How is that possible? Read more about the penguin Gus.
December 9, 2024
See the best northern lights photos of 2024
The blog Capture the Atlas announced its 2024 Northern Lights Photographer of the Year contest. See 10 of the best northern lights photos here.
December 8, 2024
Are primordial black holes hiding in plain sight?
Do tiny primordial black holes exist? A new theoretical study says that we might find evidence of them in planetoids or even objects like rocks here on Earth.
December 8, 2024
Deep-sky photos for November 2024: Editor’s picks
Enjoy this gallery of deep-sky photos for November 2024 from our EarthSky community. If you have a great photo to share, send it in. We love to see them!
December 6, 2024
Magnitude 7 earthquake off California coast
A magnitude 7 earthquake occurred about 50 miles (80 km) offshore of northern California on December 5, 2024. The associated tsunami warning was then canceled.
December 5, 2024
The universe is vibrating, mounting evidence shows
Astronomers announced the discovery of more evidence pointing to the theory that our universe is vibrating due to black holes interacting.
December 5, 2024
A meeting of 2 ancient human species in fossil footprints
Scientists have discovered ancient human footprints of 2 different species, showing that they coexisted on the African shore. See the tracks here.
December 5, 2024
Dinosaur poop fossils give glimpse of ancient Earth
Undigested food in fossilized dinosaur poop, from the late Triassic epoch of Central Europe, provides a glimpse of the environmental conditions of that time.
December 5, 2024
