A new study theorizes that evolution ticks at different speeds, especially when a big group of organisms first appears.
On November 3 of last year, the Department of Homeland Security (DHS) proposed a rule change allowing its agents to gather ...
Rare, 9‑foot-tall red‑necked ostriches, sometimes nicknamed “camel birds” for their towering height and desert stride, have ...
Researchers report having collected DNA they believe to belong to the legendary artist Leonardo da Vinci, offering new ...