Facing Reality About Life on Other Planets, 5: Water and Rock
September 12, 2017
by Dr Henry Richter There is much interest in searching for life elsewhere in the Universe. In previous articles I talked about the many criteria describing conditions and circumstances required to establish and maintain life on a planet. I talked about the importance of the location of the planet in its solar system. The location […]
Pluto and Ceres: Young Dwarf Planets
December 28, 2016
With all its data downloaded, New Horizons continues to surprise astronomers with evidence of active geology and youth at Pluto.
Trending: Moons With Oceans
October 14, 2016
Europa has one. Enceladus has one. Titan might have one. Now, it seems every moon wants an ocean under its crust.
How Animals Keep Warm in Freezing Wetness
November 25, 2015
We shiver to think of going without heavy coats in snow, but snowshoe hares, gophers and birds look perfectly comfortable. What's their secret?