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Watch drone video of Falcon 9 landing

You’ve probably seen footage of rockets taking off, but here’s Falcon 9 returning to Earth and landing safely after its launch on Sunday.

Help astronomers look for Planet 9

There might be an unknown 9th planet that orbits far from Earth, on the outer fringes of our solar system. You can help astronomers find it, if it exists!

What is radiocarbon dating?

At a very steady rate, unstable carbon-14 gradually decays to carbon-12. The ratio of these carbon isotopes reveals the ages of some of Earth’s oldest inhabitants.

Watch SpaceX Dragon launch February 18

SpaceX is scheduled to launch its Dragon spacecraft resupply mission to the International Space Station no earlier than 10:01 a.m. EST (1501 UTC) on Saturday, February 18. How to watch.

Toxic pollutants persist in deepest ocean

Banned chemicals from the 1970s have been discovered in the bodies of crustaceans in the deepest of Earth’s ocean trenches.

Wow! 2017 underwater photo contest winners

Winners of the 2017 Underwater Photographer of the Year (UPY) contest. How do you choose a favorite?

The Science Love Song

Bizarrely heart-warming, from the guys at ASAPScience.

Slooh astronomers catch comet breakup

Will comet 73P/Schwassmann-Wachmann survive its March 16 sweep near the sun, or disintegrate into a trail of cosmic dust?

Round object crosses the moon

During Friday’s penumbral eclipse of the moon, an observer in Puerto Rico captured images of a black disk moving across the moon’s face.

Backyard Bird Count begins February 17

Looking for something fun to do this weekend? Why not join thousands of people from around the world in the 2017 Great Backyard Bird Count?

Today in science: Spacecraft destroys sundog

Coolest space launch ever! Watch what happened when a spacecraft launch destroyed a sundog, in the process bringing to light a new form of ice halo.

Full braking at Alpha Centauri

Space visionaries might have figured out a way to travel within decades to the nearest star system, Alpha Centauri. But, once we get there, how do we slow down?

What’s a Blood Moon?

Nowadays, 4 totally eclipsed moons in a row are called Blood Moons. Why? We don’t know for sure, but the answer may lie in a 2013 book by 2 Christian pastors.

Sky solution to help endangered species

An astrophysicist and an ecologist are combining their expertise using drones, thermal cameras and the techniques used to analyse objects in space in order to help endangered species.

Northern U.S. meteor dazzles thousands

Early Monday morning, thousands of people across multiple northern U.S. states watched a brilliant meteor streak across the sky. It then plunged into Lake Michigan.

Today in science: Great Meteor Procession

The February 9, 1913 meteors crossed the sky in formation, on nearly identical paths. Their pace across the sky was described as “stately” and “measured.”

Groundhog Day has roots in astronomy

Groundhog Day is tied to the movement of Earth around the sun. It’s the year’s first “cross-quarter” day.

February birthstone is the amethyst

Are you a February baby? Here’s some cool info about your birthstone, the amethyst. Plus pics!

Today in science: Launch of Explorer 1

Launched on January 31, 1958, it was the 1st American satellite and 1st satellite to measure the environment of near-Earth space.

Astronomy statement on US travel ban

The International Astronomical Union issued a statement on Monday in response to the U.S. executive order limiting travel from 7 countries. Read it here.