How does the immune system react to altered gravity?

Space travel has always tested the human body by the effects of the new conditions of altered gravity on biological systems. It has long been known that continuous exposure to microgravity conditions human physiology and ...

India announces long-range nuclear-capable missile test

India will test a nuclear-capable missile with a range of over 5,000 kilometres (3,000 miles) within a year, its top military scientist said Wednesday, risking a rise in regional tensions.

Air Canada makes its first biofuel flight

Air Canada's first-ever flight using biofuels headed from Toronto to Mexico City Monday, in an effort to showcase the aviation industry's global commitment to greener transportation.

O, Pioneers! (part 2): The derelicts of space

Before the Pioneer 11 spacecraft could venture beyond our solar system, it had to pass through the rings of Saturn. At the time, the rings were not well characterized and some thought the spacecraft could be destroyed. Whatever ...

page 6 from 15