Astrophysicists have long theorized that there should be planets out there that are, in size, somewhere between Earth and ...

The short answer is yes, orange juice is high in vitamins and minerals. But it can become less nutritious with lots of added ...

More than two billion years ago, cyanobacteria started to produce oxygen in the primarily toxic atmosphere of Earth.

Scientists at Yale and in Singapore have devised what may be the ultimate acid test—a comprehensive model for estimating the ...

The internet erupted in controversy over Felisa Wolfe-Simon and colleagues’ claim of a microbe thriving on arsenic. Nearly 15 ...