3M, maker of paper and electronic Post-It notes, has filed a writ accusing Microsoft of trademark infringement. It claims Microsoft's Office 97 software includes a facility for creating computer representations of yellow adhesive notes, which look "very similar" to Post-It notes. 3M says this could cause confusion that could damage 3M and that it amounts to unauthorised use of a trademark.
Cotton seedling freezes to death as Chang'e-4 shuts down for the Moon's 14-day lunar night
Fortnite easily out-earns PUBG, Assassin's Creed Odyssey and Red Dead Redemption 2 in 2018
Meteor showers as a service will be visible for about 100 kilometres in all directions
Saturn's rings only formed in the past 100 million years, suggests analysis of Cassini space probe data
New findings contradict conventional belief that Saturn's rings were formed along with the planet about 4.5 billion years ago