Our editors scrounged up some truly bizarre facts.
Life as we know it probably wouldn't exist.
Scientists want to know why it's lingering instead of crumbling into the sea.
Geologists are analyzing ancient clues to tell our origin story.
Check your wildflower forecasts carefully
"Being pro-science is the only way we make sure that America continues to lead the world."
Our 10 favorite images of the week
The first color photo of Pluto, a warm-blooded fish, and much more
What we can learn from a massive meteor crater
Plus, a star named "Nasty"
For some, the eclipse looked a lot like Pac-Man
Microbes that eat and breathe electricity have forced scientists to reimagine how life works—on this planet and others
The discovery of new life on Earth complicates the search for life elsewhere
We've rounded up 2014's most mind-blowing images for your viewing pleasure
A scientist gets cozy with the most alien microbes in the world
Bill Nye The Science Guy speculates on the future of mankind
It's a new policy for the International Astronomical Union.
Massive space rocks hurtle past Earth with frightening regularity. Some scientists want to deflect them. Others want to drag one closer.
Chatting about the universe with Neil deGrasse Tyson
Katrina Wolfe, a 24-year-old video game designer, wants to live and die on Mars.
With the upcoming release of the major motion picture Europa Report, a couple of Jet Propulsion Lab scientists explain how science fiction has evolved in response to our growing understanding of space.
Submit your three-line ode to the red planet by July 1!
Mars has been cold and dry for half its life, but as recently as 500 million years ago, its surface was shaped by water.
The least crazy aspect of this mission is the desire to do it.
Stay tuned for details next week about the proposed launch in 2018.
Including Washington, Jefferson, Kennedy and more
A roundup of the data visualizations and illustrations that best conveyed the year in science
NASA already has an orbiter for 2013 and a lander for 2016; now it has another rover in the works, too.
Some methods that people have suggested for preventing, or stopping, a hurricane--and why they might not work
An open letter from PopSci to President Obama about science and the future
Looking around for methane in Gale Crater, Curiosity found a whole lot of nothing. But that doesn't dash hopes of finding evidence of life on Mars some day.
Not where you'd think.
The simple tricks to fool Earth-evolved humans into living on Mars time.
For the first time, scientists can actually observe the remnants of flowing water on Mars.
Scientists are not immune to superstitions -- they need lucky legumes
Intricate, untested sky crane airdrop is better than airbags, according to NASA
Call us, maybe
The challenge of synchronizing rovers on Mars with their drivers on Earth
Tyson's book "Space Chronicles: Facing the Ultimate Frontier" is out today
What's the most habitable planet?
And whether they'll look like E.T.
The hibernating sun leaves humans unprotected
Last December, Felisa Wolfe-Simon announced the discovery of a microbe that could change the way we understand life in the universe. Soon she found herself plunged into a maelstrom of bitter backlash and intemperate criticism. A dispatch from the frontiers of the new peer review
Forget algebra homework: try building spaceships, operating a nuclear reactor or listening in to distant galaxies
I'm ready for my Sputnik moment now
A new ice age, exploding stars, the hypothetical Doomsday Machine, and more scenarios that are almost certain to eradicate life on Earth
Bold innovation or terrible idea? Your guide to the experiments that only sound scary—and the lab work you truly should lose sleep over
More than 50 of the most dangerous, disgusting, humiliating and just plain bad professions
Popular Science's fifth annual survey of just how bad it gets
100 years from now, what jobs will people be hating?
Alan Burns made a fortune in the oil business. But as oil wanes, he's convinced that clean energy will be—must be—the next big thing. And so this inventor has poured his fortune into a challenge far greater than finding new oil deposits: extracting energy from the ocean
Jellyfish invasions, Internet auctions, god particles: Read about the year's biggest science stories before they happen. Bonus: How to decipher geeky jargon and when to buy a DeLorean
My brother and I have a bet: Would it be possible to blow up Mars?
Chemical burns, ruined clothes, 11 years, half a million dollars-it's not easy to improve the world's most popular toy. Yet the success of one inventor's quest to dye a simple soap bubble may change the way the world uses color
Controversial theorist Aubrey de Grey insists that we are within reach of an engineered cure for aging. Are you prepared to live forever?
They're all in a day's work for Paul Sipiera.
Will Marc Norman's secret ice recipe set speed skating records in Salt Lake City?
In a wide-ranging interview with PopularScience.com, Aldrin talks about a mission to Mars, 34 years of sobriety and the future of American leadership in space.
These 10 people have signed up to die on Mars, in order to live there.
Bogus canals on Mars, alien germs from Venus and the "truth" behind UFOs
Act fast — they're selling quickly
As Mars rover Curiosity approaches its terrifying landing, we have to face the fact that 'Mars wins most of the time'
After cruising through space for eight months, and plummeting through the Martian atmosphere for seven minutes, the rover reports success
Is that rock brick-red, ochre or salmon-colored?
Mars planners suggest a robot-to-human hand-off in space.
Mars monikers follow a careful set of rules--but that doesn't mean their Earthbound sister cities can't have a little fun. Just ask the Tartan Martians.
Islamic leaders ruled that a Mars journey would be akin to suicide, but the private Mars colonization project disagrees, citing a 14th century Muslim explorer.
Methane disappears and regenerates every year, according to new study
Spacecraft touches down in same Moscow parking lot it blasted off from
NASA's newest Mars project is the most ambitious of its kind ever undertaken
Mars is cooperating
Obama calls it a proud moment for the space program and the country
Curiosity has found some intriguing stuff in the Martian dirt, but it's not clear whether trace organic material is from Earth.
Two new experiments show how easy it would be to infect Mars with alien microbes.
Mars is just so trendy right now.
Anyone looking for evidence of life there had better hope it's not red all the way down.
Here are 8 things she needs to know before she climbs into the rocket.
A private company hoping to populate Mars has narrowed its applicant pool by 99.5 percent. Here's a by-the-numbers look at the remaining 1,058 applicants.