st petersburg russia Archives

Research suggests volcanoes nixed Neanderthals

New research suggests that climate change following massive volcanic eruptions drove Neanderthals to extinction and cleared the way for modern humans to thrive in Europe and Asia.
The research, led by Liubov Vitaliena Golovanova and Vladimir Bori…

Putting a spin on light and atoms

Magnetometers come in many shapes and sizes — an ordinary hand-held compass is the simplest — but alkali-vapor magnetometers are extrasensitive devices that measure magnetic fields using light and atoms. They can detect archaeological remain…