Taking advantage of laser light's ability to gently push and pull microscopic particles, researchers have created what they're calling the world's smallest wrench.
British and American scientists have discovered a previously unknown sub-glacial basin nearly the size of New Jersey beneath the West Antarctic Ice Sheet (WAIS) - and say it puts this area of the ice sheet at risk of collapse.
Statisticians at the University of Texas have demonstrated that using racial profiling to catch terrorists isn't just politically and ethically questionable - it's also not very effective.
Jewel scarab beetles can see using circularly polarised light - the same as is used in 3D movies such as Avatar. And they don't even need special glasses.
