News
- Archaeology
First evidence of Neandertal dentistry found in ancient molar
A 59,000-year-old Neandertal molar unearthed in Siberia was drilled with a stone tool – the earliest evidence of primitive dentistry.
- Health & Medicine
Hantavirus questions grow in the wake of a cruise ship outbreak
Scientists still don’t know why Andes hantavirus is the only one shown to spread from person to person.
- Physics
To get string theory, you need only four physics assumptions
Tenets of quantum mechanics and special relativity, among other theoretical ideas, lead inexorably to string theory.
- Earth
The crust under Africa is thinning in a way that hasn’t been seen before
Africa’s Turkana Rift Zone, a hotbed of hominin fossils, is caught in the act of “necking," a critical transition toward continental breakup.
