Topics included the opioid crisis, nuclear weapons, and "beautiful clean coal."
We're two minutes to midnight. Again.
Cheery happy times
A meteorite streaked through the sky Friday morning, exploding over central Russia. Plant your eyeballs here for the latest updates. 3:15 p.m. EST: Russia Today writes that the estimated cost of damage has been revised down from 1 billion rubles to 400 million rubles, or about $13 million.
Space Israel alleges that the monkey Iran launched into space wasn't the same monkey they showed the world on Monday. Did Iran present us with an impostor?
These elite nuclear divers are risking their lives to help save a troubled industry.
Taylor Wilson always dreamed of creating a star. Now he's become one
Forget algebra homework: try building spaceships, operating a nuclear reactor or listening in to distant galaxies
These ten awe-inspiring science projects range from the world's largest undersea observatory to the "ultimate microscope" to a Jupiter orbiter on a suicide mission--but they're all massive, often in both size and scope
Depending on who you ask, these long-ignored, widely-scattered elements are either a dealbreaker or no problem at all
A new response posture also dictates nukes will not be used against other non-nuclear states in the event of a biological or chemical attack
The most complex machines ever built don't just hunt for obscure subatomic bits
It's all about enrichment
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
A former spy's excruciating death by radiation poisoning marks the beginning of an era of high-tech hit men who can kill from anywhere
Joseph Longo's Plasma Converter turns our most vile and toxic trash into clean energyâ€”and promises to make a relic of the landfill
My brother and I have a bet: Would it be possible to blow up Mars?
It's the ultimate nightmare: a nuclear attack in the U.S. masterminded by terrorists. Here's how that could happen-- and how we can prevent it
Historians haven't seen scientists this politically engaged since 1964
Space-launched darts that strike like meteors
High-speed movie cameras can shoot up to 20 million frames in the blink of an eye. The world is a mighty interesting place in ultimate slo-mo.
Can science make us more secure? We put this query to a few thoughtful people.
To maintain accuracy and realism, producers of the film sought out military and government officials to advise them.
Edward Teller's life and work changed life itself.