Astronomers from the University of Hawaiʻi have unexpectedly discovered an immense bubble of galaxies, named “Hoʻoleilana,” thought to be a fossil-like remnant from the birth of the universe.
The solution for protecting the planet from some of the sun’s rays could be a space “umbrella.” A study published the scientific journal PNAS in June outlines a University of Hawai’i researcher’s plan for hitching an umbrella or shield onto an asteroid to block some of the sun’s rays.