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From the PopSci archives: These inventions may have silenced snores, but they were totally evil.

Is our Navy really the smallest it's been since 1916? And what does that mean, anyway?

Humans can predict the future when we have some evidence--like clouds and the smell of rain hinting at a storm. But can we anticipate future events without sensory clues?

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.

Rossi--a lone Italian inventor with no real credentials and a history as a convicted scam artist--has convinced a small army of researchers that his box can harness a new type of nuclear reaction. What if they're right?

Raw food takes too long to digest and offers too few calories to grow a human brain. Cooking it is the key.

‘Hypersexual disorder’ might be included in the updated mental health bible, but first scientists have to define it. UCLA scientists have some suggestions.

Coaxing T cells to combat genital herpes at the source is good. Talking them into blocking HIV is even better.

The six scientists and one ex-government official have been sentenced to six years in prison after prosecutors said they assured the public there was a low chance of disaster.

The quest for human-powered flight

The yeast S. cerevisiae is instrumental in brewing ale. But did you know that it's also instrumental in helping scientists better understand cells?

Hint: It's a good thing not everyone lives like an American.

Playing with fire

New findings demonstrate how the moon could have been made from Earth parts, not kamikaze-planet pieces.

Was the movie Contagion more realistic scientifically than your average doomsday zombieland flick? Tonight at the New York Academy of Sciences, PopSci contributor David Quammen will lead an expert panel in addressing that question—and speculating what the next deadly viral outbreak may look like.

They're gorgeous images, published with convenient timing.

A new interactive website shows a phylogenetic tree of everything, as zoomable as Google Earth.

Whether to eat a treat now or save it for later depends on a child's worldview--which can be manipulated.