When astronaut Scott Kelly spent nearly a year in space, his heart shrank despite the fact that he worked out six days a week over his 340-day stay, according to a new study. Surprisingly, researchers ...

With the international space station going up, and Russia’s Mir space station coming down, it’s a good time to “get down” about gravity. Understanding weightlessness is important not only for space ...

Jennifer over at Cocktail Party Physics has a nice post about her trip to Disneyland. The one ride that would be fun to play with (in terms of physics) would be the ...

"What goes up must come down". Ever since astronauts started playing games in space, for instance catching morsels of food floating in weightlessness conditions, the general public knows that the ...

Scientists are using the weightlessness of space to design stronger materials here on Earth. Researchers from Northeastern University are among the many scientists helping NASA use the weightlessness ...

Here, NASA astronauts-in-training, men at absolutely peak mental and physical condition, undergo grueling tests in . . . oh, wait. Never mind. That’s the self-described overweight and out-of-shape ...

Oct. 11 (UPI) --Twelve people with disabilities plan to experience more than seven minutes of weightlessness on a zero-gravity airplane flight from California next week as part of a mission to advance ...

Washington Post reporter Christian Davenport flies weightlessly after water droplets during a Zero-G flight out of Dulles Airport on Oct. 2. (Steve Boxall/Zero-G Corp.) correctionAn earlier version of ...

A team of scientists from Russia and Canada has analyzed the effect of space conditions on the protein composition in blood samples of 18 Russian cosmonauts. The results indicated many significant ...