SpaceMars’s surface hosts millions of towering dust devils every day The Red Planet has 10 times as many dust devils as we thought, which stir up dust that warms the planet and could be dangerous for future Mars explorers ¿ìè¶ÌÊÓÆµ
SpaceWe could build a galactic internet but it may take 300,000 years By using the timing of planets’ orbits around their stars, all the advanced civilizations that may exist in the Milky Way could communicate ¿ìè¶ÌÊÓÆµ