All tourists stranded overnight rescued from cable cars in French Alps

At least 33 tourists spent the night at an altitude of around 3,800m after the wires of their cables cars became tangled early in the evening above Mont Blanc. Helicopters managed to rescue the majority of people and delivered blankets and food to the remainder, whilst rescue workers stayed with them overnight. Sep 9, 2016

Attaching shark teeth to saw blades shows why they are shaped differently

A study sought to understand why shark teeth are shaped differently and what biological advantages various shapes have by testing their performance under realistic conditions. The researchers from the University of Washington attached different shark teeth to a saw and attempted to cut through a hunk of salmon at the same speed a shark would devour its prey. Sep 9, 2016