Bedbugs Are Older Than Bats, Evolved Around 50 Million Years Ago: Study
Monday, May 20, 2019, 7:37 PM
It turns-out that bedbugs are older than bats a mammal that people had previously believed to be their first host 50-60 million-years ago. Bedbugs in fact evolved around 50-million-years earlier, a recent study-suggests. Work by an-international-team of scientists, including University of Sheffield, compared the DNA of dozens of bedbug species in order to understand the evolutionary relationships within group as-well-as their relationship with humans.
More Asteroids Strike Earth Since Age Of Dinosaurs: Study
Friday, January 18, 2019, 7:43 AM
Between two and three times as many asteroids have struck Earth and Moon since the age of dinosaurs, when one massive space rock collision wiped them out forever, researchers said. The mounting pace began around 290-million-years-ago, and likely coincides with some kind of large cosmic smashup in main asteroid belt between the orbits of Mars and Jupiter, researchers reported in the US journal Science.