A NASA spacecraft knocked into an asteroid two years ago to test planetary defense. Now, a new mission will inspect the damage, with the goal of helping future asteroid deflection.
Vice President Harris remembered the victims of the attack by planting a memorial tree at her residence at the Naval Observatory in Washington, D.C., while former President Trump visited a sacred site for Hasidic Jews in Queens, N.Y.
Researchers found that two individuals of a type of jellyfish can fuse and become one with a shared nervous system and digestive system. It has implications for animal regeneration and immune systems.