A quick run-down of they have now, and what they'll get in the coming decades.
Here's a quick run-down of the nuclear systems of both countries—and what they are planning to obtain in the next 25 years.
The nuclear arsenals of China and the U.S.: Plans for a future armageddon
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Doctors successfully treat two babies with leukemia using gene-edited immune cells
It’s a promising approach, but still needs a lot more research
In a report out this week in the journal Science Translational Medicine, a group of British doctors reported that they had successfully “cured” two infants of the blood…
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The cutest animals on Twitter, Boeing's new spacesuit, and other amazing images of the week
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Without Apollo 1, we may have never made it to the moon
Three astronauts made the ultimate sacrifice, but they didn't die in vain
In the end, the accident may have saved more lives than it took.
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Celebrate Year of the Rooster with the best chicken science
From sperm-rejecting hens to Chickenosaurus legs
Chickens or Gallus gallus domesticus are the most common birds living around us. In the name of the Year of the Chicken here we present some cool science about…
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Life on Earth exploded, but meteorites didn’t start the party
Sometimes life just finds a way
A modern evolutionary myth may have been dispelled.
Some 470 million years ago, a wealth of meteorites started falling to Earth, filling the sky with shooting stars.
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This ghastly sack of cells may be your distant ancestor
Say hello to great-great-great-great … grandpa
In a paper in Nature, scientists are claiming to have found humanity's oldest known ancestor.
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Take it from history: Visa bans make us less secure
When fear trumps science and security, everybody loses
Donald Trump's Executive Order banning immigration from Muslim countries argued that these new restrictions are necessary to prevent attacks. This is folly. Read on.
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You shouldn’t feed poison to babies, even if it’s in a homeopathic teething tablet
Parents are still giving belladonna to children, despite multiple FDA warnings
Especially if it’s in a homeopathic teething tablet…
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What can NASA’s twin study results actually tell us?
Not much can be said yet of the differences between the identical twins’ genetic makeup
Scott and Mark Kelly—identical twins and NASA astronauts—have given countless blood, saliva, and other cell samples this past year as part of NASA’s first-of-its kind…
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Leaked EPA memo: Not even the EPA knows what’s going on with the EPA
An internal email encourages EPA staff to ignore the press
An internal EPA memo encourages EPA staff to ignore the press, acknowledges internal uncertainty.
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How to activate your brain's ability to learn
A new study looks at the power of practicing well beyond mastery.
Overlearning, or continuing to train a skill after you've already mastered it, may make it less likely to forget that skill when you acquire new ones.
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Device reads brain activity to help locked-in people communicate
It can tell whether a completely paralyzed person is thinking “yes” or “no”
A brain-computer interface can read the answers to yes-or-no questions from the thoughts of people who are completely paralyzed.
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I tested 'gluten-free' food with the new gluten sensor—here's what I found
I've been waiting for this gadget for three years.
I tested "gluten-free" fast food with The Nima. Read on for the results.
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Frogs use elastic tongues and reversible spit to catch prey
Check out these spitting images
New research reveals a frog's meal is dependent on the softness of its tongue and the versatility of its saliva.
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If Earth's orbit is so crowded, why don't we see space junk in photos of the Earth?
It’s a matter of perspective
Sometimes, when we post a cool picture of the Earth taken from space, Popular Science gets questions about why—if there's so much garbage in space—we don't see a…
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Scientists just found a 500-million-year-old worm with legs
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These gorgeous photos of Saturn’s rings are Cassini’s 'Grand Finale'
NASA is collecting new info about the particles orbiting the gas giant
In the last few months of its mission, Cassini is collecting an unprecedented amount of detail…
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Fast food packaging may contain dangerous chemicals
A third of fast food wrappers test positive for chemicals linked to negative health effects
A new study found that more than a third of fast food packages contains a toxic chemical…
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Bat Bot flies through the air on whisper-thin wings
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