Another vital part of the kit is a pulse oximeter, which [Aris] uses to make sure he’s getting enough oxygen. His O 2 saturation actually goes up from his baseline when the hood is on and ...
"Steel developed through the first millennium B.C. across much of the Old World," Paul Craddock, an expert in ancient metallurgy at the British Museum, told Live Science. Some of the earliest were ...
The Pulse takes you behind the doors of operating rooms, into the lab with some of the world's foremost scientists, and back in time to explore life-changing innovations. The Pulse delivers ...