Computer modelling suggests that as ageing stars throw off their outer layers and lose mass to become a dwarf, they destabilise the environment around them.
Nearly 5m people in 226 countries have downloaded a screensaver that makes their computer available, whenever it is sitting idle, to process radio signals gathered from outer space.
As the Endpoint guy, I pay attention to the outer fringe of the connection, and for that reason a new offering from Lenovo, the Chinese computer company, caught my eye.