The Day the Sun Went Dark

What do you do when your childhood dream of becoming an astronaut is grounded at the final hurdle?If you’re physicist Ginger Kerrick, you go on to help run the missions instead.After failing the medical of her astronaut application process, Ginger went on to become Nasa’s first n ...  Show more

Here's a little fact you might have heard before: humans are around 70% water. About the same percentage as a sweet potato, incidentally. But what does that actually mean? Sure, there's blood, that accounts for some of it. And the lymphatic system has a fair amount too, sloshing ...  Show more

On April 8, the total solar eclipse across the United States will be the last for 20 years. A NASA flight controller discusses all you need to know about the eclipse, how to best witness it, and the safety precautions that come with it. HWHAP Episode 330. 

On Monday, August 21, a total solar eclipse will be visible on a path that crosses the U.S., from Oregon on the west coast to South Carolina on the east coast. In this episode, we cover all your eclipse essentials: What causes an eclipse? What happens during an eclipse? How do yo ...  Show more

Hybrid solar eclipse reaches totality over Australia. Kiwi-born Tim Rattary travelled from his home in Melbourne to witness the celestial phenomena. 

It was Great American Eclipse of 2017 — the first total solar eclipse to cross the entire continental United States since 1918. Throngs of spectators gathered along the path to totality, from Oregon to South Carolina, to watch the moon blot out the sun for two-and-a-half minutes ...  Show more