Cosmonauts Oleg Artemyev and Sergey Prokopyev successfully installed the first ICARUS experiment antenna on the outside hull of the International Space Station during a nearly eight-hour space walk in ...
In 1989, paleontologist Darren Tanke suggested that similar breaks were the result of mating as one dinosaur mounted the ...
The horned lizard relies on camouflage until there is nowhere left to hide. When a predator closes in, it deliberately ruptures blood vessels behind its eyes. A stream of foul-tasting blood sprays ...