Jul 16, 2018
Large and powerful telescopes have delivered stunning images of our Galaxy and the universe. A little closer to home, my colleagues have taken some equally stunning photographs of our own planet from the International Space Station.
Feb 23, 2016
If your favorite astronaut returns from space wearing horn-rim glasses and funny stockings, don’t be too disappointed. It’s all part of the job. And there’s a logical explanation. Among the challenges astronauts face during their stints on the International Space Station, farsightedness is fairly... Read More
Jan 20, 2016
On August 10th, astronauts on the International Space Station sampled their first space-grown salad and pronounced it “good.” They were treated to freshly harvested red romaine lettuce grown in the “Veggie” plant growth chamber—a special structure designed to make gardens flourish in... Read More
Dec 28, 2015
Muscles are miracles of nature. They convert energy into motion more efficiently than any gasoline engine or electric motor. They’re extremely resilient and even heal themselves. Instead of degrading with use, our muscles become stronger the more we work them.
Nov 17, 2015
Traveling in space has many odd effects on the human body. One of the strangest has to do with vision. After spending some time on the International Space Station, many astronauts discover that they cannot see as well as they do on Earth. The effect is so well known that members of... Read More
Nov 15, 2015
The human body is incredibly complex. Every part of us—from our bones to our blood cells—is subject to a host of chemical reactions and molecular interactions that, without our conscious effort, keep us alive. But what happens to these processes when we leave the planet?
Oct 31, 2015
When the Space Age began, there was no such thing as a “graphical user interface.” Astronauts interacted with their electronics using only knobs and toggle switches. It was a different time. Fast forward to 2015.
Jul 10, 2015
Astronauts on the International Space Station give up many pleasures to take those giant leaps in the name of science. They leave behind fresh vegetables, relaxing hot showers, warm sunshine, gently misting rain, and much more. One of the things astronauts say they miss most is a good cup of... Read More
May 23, 2015
May 23, 2015: Humans have long been fascinated by the cosmos. Ancient cave paintings show that we've been thinking about space for much of the history of our species. The popularity of recent sci-fi movies suggest that the human mind just might be coming to grips with theharsh... Read More
Nov 4, 1998