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Greenhouse gases, sea level rise, and ocean acidification all broke records in 2021
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Who uses Photoshop on a Mars selfie?
Hallie Abarca had to double as a photo editor in the critical moments after InSight touched down.
7 science fiction inventions that became reality
Sci-fi authors wanted to prevent dystopian futures. Instead they predicted them.
Behind the looking glass of the world’s biggest telescope
It will take University of Arizona scientists a year to polish each 18-ton mirror. They plan to finish by 2028.
What astronaut diaries tell us about the perils of a mission to Mars
People will put up with a lot to achieve a first—but a researcher warns against a longer route to the Red Planet.
Will hotter temperatures make infections more common?
From robot swarms to astroecology, these scientists are reimagining the boundaries in science.
Where do you park when you dive thousands of feet into the ocean?
Stace Beaulieu forgets all bodily needs when chasing creatures in her tiny submarine.
How to start a conspiracy theory
We created a flow chart to show the many paths—and potential pitfalls—to making someone’s obscure idea infamous.
What unearthing ancient cities teaches us about exploring outer space
Excavating Pompeii with a bevy of drones and mapping tools could help us safeguard life.
Inside NASA’s plan to use Martian dirt to build houses on Mars
If humans want to create a lasting presence on the Red Planet, they’ll have to learn to live off the land.
Clear-as-day telescopes for watching the night sky
Perfect lighting make all the difference in telescope tech.
