Instant Expert: the Return of Swine Flu
The Big Question: How many people will it infect this year?
The Big Question: How many people will it infect this year?
Last one to exascale is a second-rate world power
Building a universal translator
A secret, hypersonic replacement for the legendary SR-71 promises to transform military aviation
Climate Week's big pledges included preserving forests and investing in renewable energy. Now those promises need to be kept.
An idea that just might take off
Rapid manufacturing methods may eliminate dependence on Russian rockets
Popular Science is inside the U.N., where 150 heads of state are talking global warming. Will they put momentum behind an international treaty in 2015?
The European Union is reviewing a case of a deadly blood clot.
But you can still wear them if you want.
Are we ready for airplanes with no humans in the cockpit?
Scruffy's ancestors might come from Mongolia
If the idea of getting fitter doesn't motivate you to go to the gym, how about trimming your electric bill?
And how their value changed over time.
Colonial legacies within science are difficult to untangle, but the work is crucial.
Dozens of volunteer divers surveyed marine protected areas worldwide, to discover why life flourishes in some while failing in others.
So much easier than counting on the ground