Astronomers See a Star’s Final Scream Into a Black Hole Halfway Across The Universe Light that traveled for more than 8.5 billion years to reach us was the last gasp of a dying star as a black hole swallowed it. Two separate teams of scientists determined that a mysterious glimmer that appeared in the sky…

Cosmic rays are high-energy particles or clusters of particles (primarily represented by protons or atomic nuclei) that move through space at nearly the speed of light. They originate from the Sun, from outside of the Solar System in our own galaxy,[1] and from distant galaxies.[2] Upon impact with Earth’s atmosphere, cosmic rays produce showers of…

A 50,000-year-old virus has been discovered in the Siberian permafrost, the layer below the topsoil that preserves various microbes and viruses for millions of years due to the freezing temperatures. This permafrost is melting and releasing harmful gasses into the atmosphere due to global warming.AgenciesPlenty of viruses that are now called “zombie viruses” by scientists…