When 2019 MO was destroyed while entering earth's atmosphere NASA was clueless about its coming, but now they know that another asteroid heading toward earth
Featuring hexagonal chambers and a connecting series of pumps and valves, the miniaturized vacuum pump is a 24-stage peristaltic microscale rough pump, called the Honeycomb Michigan Pump
The animal life evolution is currently a debatable topic as a half-a-billion-year-old creature challenged this theory that says most animals appeared during Cambrian explosion.