The Arecibo Message Was Our First Attempt At Talking To Aliens

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The Arecibo Message Was Our First Attempt At Talking To Aliens

How long have we been trying to talk to aliens? Well, really only since 1974, the year we sent the first message into interstellar space. This was the Arecibo Message.Related: Astronomers Might Have Heard 234 Signals From Aliens

There's A Ton Of Water On Dwarf Planet Ceres

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There's A Ton Of Water On Dwarf Planet Ceres

Scientists have always had a hunch, and now they have direct evidence: there is a whole lot of water ice beneath the surface of dwarf planet Ceres.Related: Pluto Was Named By An 11-Year-Old Girl

Scientists Found A Supermassive Black Hole The Size Of 17 Billion Suns

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Scientists Found A Supermassive Black Hole The Size Of 17 Billion Suns

In April of 2016, scientists uncovered a supermassive black hole that is the size of 17 billion suns. And they found it residing in an unlikely place.Related: Stephen Hawking Thinks There's A Way Out Of A Black Hole

Despite The Fireball, Meteorites Aren't Hot

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Despite The Fireball, Meteorites Aren't Hot

What happens when a meteorite hits Earth? If movies are to be believed, a meteorite is a fiery death ball that hurtles through the air with alarming speed until it slams into the ground in an explosion of molten rock and flaming debris that creates an impact crater where it finally rests, red-hot and smoldering. According to science, however, the reality is a little less exciting: meteorites aren't even hot when they hit the ground.Related: Photonic Propulsion Could Be Our Ticket To The Stars

Neil deGrasse Tyson Thinks Humans Might Be Too Stupid For Aliens

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Neil deGrasse Tyson Thinks Humans Might Be Too Stupid For Aliens

The Fermi paradox—which basically asks "Where are all the aliens?"—has been driving scientists wild for some time. Astrophysicist Neil deGrasse Tyson thinks that aliens may be too smart to interfere with life on Earth. But he also thinks they may already be here...