- astronomers trace the origins of new interstellar object
- discovery of meteorite from protoplanet upends timeline of solar system formation
- study finds small planets are common around small stars
- radar signals from airports could be detected by intelligence aliens
- survivors and rescuers recount terrorizing Texas floods
- Chinese scientists create world’s smallest shape shifting microbot
- hundreds of earthquakes rattle Washington state and Japan
- earths rotation unexpectedly speeds up creating shortest day ever
- did cloud seeding weather modification cause Texas flood tragedy
- impact that created the moon may have also started life on earth
