No other agency or company had previously successfully landed a reusable rocket
A dozen quasars in the early universe appear to have shut down in just a few years, baffling astronomers
Efforts to take down the terrorist organization's Web sites and expose its supporters could interfere with carefully planned law enforcement operations
The cause of migraine headaches has eluded scientists for centuries. Now a theory blaming one nerve has led to drugs that prevent attacks
Whenever I see my 10-year-old daughter brimming over with so much energy that she jumps up in the middle of supper to run around the table, I think to myself, “those young mitochondria.” Mitochondria are our cells’ energy dynamos.
World leaders at the U.N. climate conference are trying for the 21st time to limit greenhouse gas emissions. Here's how they can finally reach meaningful agreements
It takes a lot of brain power – and many parts of the brain - to fully give thanks.