Mosses are among the Earth’s great terraformers, turning bare rocks into rich soil, and now a team of scientists suggests that these non-vascular plants can do just that. similar to Mars. Whether we should Identifying life from Earth to our red neighbor is another question – we don’t have a good record of this on … Read more
Credit: Pixabay/CC0 Public Domain This is not a recap of last week’s summary; another team of astronomers found a second black hole in the center of the Milky Way and I can’t help but highlight it. They are delicious! They may have formed in the early universe, contain the seeds of supermassive black holes, and … Read more
Astronauts face many dangers during spaceflight, such as microgravity and radiation. Microgravity can reduce bone strength, and radiation can cause cancer. However, those are chronic effects. The greatest danger to astronauts is fire, as escape would be difficult on a long journey to Mars or anywhere beyond Low Earth Orbit. Scientists are researching how fire … Read more