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Supermassive black holes photobomb Andromeda galaxy

Astronomers thought J0045+41 was 2 orbiting stars, part of the nearby Andromeda galaxy. New work shows it’s 1,000 times more distant, possibly the most tightly coupled pair of supermassive black holes yet seen.

Do songbirds share ‘universal grammar’?

A new study suggests that humans and songbirds have common biological hardwiring that shapes how they produce and perceive sounds.

Pulsars were discovered 50 years ago

In 1967, while helping analyze data from a new telescope, Cambridge student Jocelyn Bell observed a bit of “scruff” – the first evidence of a pulsar. The discovery changed our view of the universe.

Watch: Incredible hurricane visualization

Take 2 minutes to watch this stunning NASA timelapse showing sea salt, dust, and smoke flowing around Earth during 2017’s active hurricane season.

It’s the 1st known interstellar asteroid

It swept nearest the sun in September, then sped away again, back to interstellar space. Astronomers named it `Oumuamua. It’s dark red, very elongated and unlike anything in our solar system.

Help astrobiologist find extreme rocks

A scientist launches a hunt for earthly extraterrestrials. Help her find them!

Video: Our living planet from space

“That’s the Earth, breathing every single day, changing with the seasons, responding to the sun, to the changing winds, ocean currents and temperatures.”

2017 ozone hole smallest since 1988

This year’s ozone hole peaked in September at its smallest observed extent since 1988, due to an unstable and unusually warm Antarctic vortex in 2017.

What is the moon illusion?

Ever noticed a rising full moon appear huge on the horizon? It’s called the “moon illusion,” and it’s a trick your brain is playing.

Is telekinesis real?

A neuroscientist talks about the history of telekinesis and the complexity of the human brain.