Swiss aviation pioneer Bertrand Piccard is developing a plane powered by liquid hydrogen after a much-hyped flight in 2015 ...

Rising Sea Levels When you think about the ice melting in Greenland and Antarctica, you're really looking at the biggest reason our sea levels are rising. It's pretty surprising, but these icy places ...

The global ocean “conveyor belt” circulation, shown in part here as red and blue lines, circulates cooler seawater below the surface and warmer seawater at the surface throughout the world’s ...

Here are the 12 best SNL sketches in the 50 years of Saturday Night Live — in honor of the show's half-century anniversary and the new film Saturday Night, about the show's first episode ...

These two regions don't mix except in certain special areas, which creates a large slow current called the thermohaline circulation. CREDIT: NASA Kristi Noem confirmed as homeland security secretary ...

The integrative physiology of the left ventricle and systemic circulation is fundamental to our understanding of advanced heart failure and cardiogenic shock. In simplest terms, any increase in aortic ...

Try as it might, science has yet been able to answer one of humankind’s most pressing questions: What is the best Saturday Night Live sketch of all time? Folks, I have a fever. And the only ...