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See it! Friday night’s moon and star

People around the world last night caught the moon near the bright star Aldebaran in the constellation Taurus the Bull.

Mars rover finds possible rock stripes

The long-lived Opportunity Mars rover keeps finding surprises, including these possible stone stripes. On Earth, similar features result from repeated freezing and thawing of wet soil.

Amateur astronomer captures a supernova’s 1st light

Supernovae – exploding stars – are unpredictable. But an amateur astronomer in Argentina happened to catch one just as it began to explode. “It’s like winning the cosmic lottery,” one astronomer said.

Will you see the Humanity Star?

The debate surrounding the Humanity Star. Is it possible to see? Can you see it from your location? How to try to see it, if it’s visible, here.

Green moon on April 20, 2018? Nah

The green moon rumor started in 2016. Now it’s back. It’s a joke, y’all. We’re not going to have a green moon on April 20, 2018. This joke has its roots (ahem) in cannabis culture.

Happy birthday, Nicolaus Copernicus

Why do we love him? Because he broke open the medieval idea of an enclosed, Earth-centered universe and set us on course for a new cosmology.

Copernicus’ revolution and Galileo’s vision, in pictures

It’s not a stretch to say these astronomers fundamentally changed the way we think about our place in the universe. We can gain insights into how this profound shift unfolded by looking at their actual notes.

See it! Partial solar eclipse

View photos of the February 15, 2018 partial solar eclipse, which was visible from South America.

The periodic table song

The complete periodic table of elements … in song! From the guys at AsapSCIENCE, it’s their 2018 version. Enjoy.

Asteroid exploded over Russia February 15, 2013

On February 15, 2013, a small incoming asteroid created a meteor – brighter than the sun – over Russia. It exploded in the air over the city of Chelyabinsk.

Chinese New Year on February 15-16

The 2018 Chinese New Year – which coincides with the February new moon – starts February 16 in Asia (February 15 in the west) and rings in the Year of the Dog.

Happy birthday Galileo!

Happy 454th birthday to one of the first modern scientists, Galileo. With the aid of an early telescope, he helped remove Earth from the center of the universe.

Top 10 reasons we fall in love

On this Valentine’s Day 2018, what the world of science suggests about the mystery we call love.

The Science Love Song

Bizarrely heart-warming, from the guys at ASAPScience.

Watch ISS spacewalk Thursday

2 International Space Station (ISS) astronauts will perform a spacewalk on February 15. Live TV coverage starts at 10:30 UTC (5:30 a.m. EST). The spacewalk begins at 12:10 UTC (7:10 a.m. EST) and lasts about 6 hours.

Today is Chuck Yeager’s 95th birthday

Chuck Yeager, first pilot to break the sound barrier, personified what it meant to have “the right stuff.”

Future cities built with volcanic ash?

After water, concrete is the world’s most-used building material. MIT researchers worked with volcanic ash as a concrete additive and substantially reduced building costs.

Day Zero approaches as Cape Town’s water runs out

Cape Town – the South African city of 3.7 million people – is on the verge of running out of water. Day Zero is the day the taps will get turned off.

Where is Elon Musk’s car going?

It was meant to go into an orbit that would take it past Mars, but where’s it going really? Plus, see outer space from the vantage point of Starman, the mannequin in Elon Musk’s red Tesla Roadster, and much more.

Great Backyard Bird Count February 16–19

Scientists need your help counting birds for the 21st annual Great Backyard Bird Count. It is free and easy to participate. Find out how here.