Ricin is one of the most poisonous substances on Earth and it's scarily easy to make.
Is pure MDMA "absolutely" safe, as a Canadian health official claimed last year?
Space-age technology helps combat an old disease
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
Behind the scenes at the DARPA Grand Challenge, the 142-mile robot race that died at mile 7
A rash of climate-related deaths adds fuel to the debate about global climate change.
Study shows that triathlons are twice as deadly as marathons
The tale of the "plant hunters," farming whales, vegetable matter that rains from the sky and more
"Meat-eating," not "man-eating." Still cool though.
Dogs, cats, chimps, and more!
The UN will formally announce the triumph this summer
It's a phobia, but other phobias don't give you that same woozy feeling.
It's a contentious, edgy argument! But it's flawed in just about every way. Here's how to exploit those flaws.
We'll drink to that
Bill Andrews has spent two decades unlocking the molecular mechanisms of aging. His mission: to extend the human life span to 150 years--or die trying
Almost half of mass shooters die during the attack, but certain factors raise the likelihood of that happening.