There is no walk in the park a year in space. Ask American astronaut Scott Kelly, who spent a year on the International Space Station (ISS) in 2015. Her DNA, telomeres, and gut microbiome were altered by her long stay in space, she lost bone density, and still had pain …
Read More »
Many close relatives of our species, Homo sapiens, The genus has since gone to this earth Homo Developed 2 million years ago. These hominins lived in a variety of habitats and challenging environments. Some even crossed the road and interfered. Although more than one significant technological and cognitive goal has …
Read More »
The final chapter of dinosaur history is a story spread across two very different worlds, each with a huge supernatant dominated by its own unique blend of predators and vegetarians. In one of the two main people of the land, the remains of a common plant eater have been unexpectedly …
Read More »
The distant asteroid behind gravity has been observed in more detail than before, and the near one shows a striking resemblance – which raises some interesting questions about the ancient origin of the object. (101429) 1998 The questionable asteroid known as VF31 is part of a group of Trojan asteroids …
Read More »
About 600,000 years ago, humanity split into two. One group stayed in Africa, grew into ours. Others formed in Asia, then in Europe, and went underground Homo neanderthalnsis – Neanderthals. They were not our ancestors, but a sister species, growing in parallel. Neanderthals fascinate us because of what they tell …
Read More »