A Mars Space Flight team member warns that people need to be prepared for what’s coming.
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Scientists have detected within the Venusian atmosphere a chemical known to be a byproduct of life.
Targeting a signaling pathway in mice helped them retain muscle and bone mass aboard the International Space Station, according to a new study.
The Jerezo crater — where Mars 2020 is set to land — could be a good place to find signs of past life on Mars.
Your brain is remarkably good at mapping out physical spaces — even if it’s an imaginary space like Hogwarts. But how does the brain do it?
What do communist dictators Joseph Stalin and Mao Zedong have in common with U.S. Presidents like John F. Kennedy and Ronald Reagan? Hint: It’s the same thing they have in […]
In terms of the planets we’ve discovered, super-Earths are by far the most common. What does that mean for the Universe?
A new agricultural revolution could forever change the planet.
The father of all giant sea bugs was recently discovered off the coast of Java.
Entomologist William Romoser of Ohio University says NASA images depict insect- and reptile-like creatures on Mars.
There’s a big difference between the notions of ‘false vacuum’ and ‘true vacuum’ states. Here’s why we don’t want to live in the former.
Even with leap years and long-term planning, our calendar won’t be good forever. Here’s why, and how to fix it.
Migrating our planet to a safer orbit might be the only way to preserve Earth after all the ice melts.
A strange object found in the desert has prompted worldwide speculation.
In 2006, Pluto was demoted in a very controversial decision. Unless you ignore nearly all of planetary science, it’ll never be one again.
The view from beyond Pluto is far enough from Earth that we can see the stars shift. NASA’s New Horizons, humanity’s first spacecraft to encounter Pluto, is more than 4.3 billion […]
This space expansionist ideology marked the beginning of what Arendt called “earth alienation.”
It’s not just for Earth-like planets around Sun-like stars. Not even close. Shortly after Earth first formed first formed, life quickly took hold, thriving ever since. Both reflected sunlight on a […]
There are three possible ways we’ll find alien life. With all of these chances, the only question is which will come first. Given everything humanity has learned about the Universe, it […]
NASA’s intrepid Curiosity rolls upward into Mars history.
And what can it teach us about our Solar System’s earliest days? In many ways, astronomy is unique among the sciences. In every other field, you have the ability to design […]
The “overview effect,” experienced by astronauts when they view the Earth from outer space, irrevocably changes your perspective as a human.
Colonizing the Red Planet isn’t a bad idea in theory. But . . .
If we’re migrating slowly away, is our speed changing, too? Every year, planet Earth completes one revolution around the Sun while spinning on its axis. On a year-to-year basis, our […]
Move over, Tattooine, and instead feast your eyes on GW Orionis.
USGS’s ‘Unified Geologic Map of the Moon’ is the definitive blueprint of the lunar surface.
When it comes time for humanity to pick a new home, where will we go?
One of the scientists with the Viking missions says yes.
A NASA robot on Mars sends back unusual findings, including timed magnetic pulses.
Until about a decade ago, only two habitable zone planets of any size were known to astronomers: Earth and Mars.