"We know little about sharks in general...and these are the sharks that live a long way down in the ocean." An Australian shark expert says that there are 600 species of deep sea sharks, and they're in trouble.
At EarthSky.org, we aim to be a clear voice for science, but science doesn't always proceed in a clear, stepwise fashion with unambiguous results and instant agreement on all sides.
A friend and I were on the outskirts of Taos, New Mexico a few years ago and became curious about a strange-looking community in the distance ... Read more about earth ships.