According to US reports Dell is to begin reselling Hewlett-Packard's range of printers and scanners as part of its direct sales operation. The company was unable to comment before the full announcement is made later this week. HP has not revealed whether it expects this alliance to conflict with its existing channel operations.
Some parts of Atacama have not received rainfall for 500 years - but a sudden deluge of water upset the Desert's delicate biological balance
Spitzer Space Telescope could not spot Oumuamua, suggesting that it is actually pretty small
Greenland crater one of the 25 largest impact craters on Earth
This long-sought progenitor star was identified in an image captured by Hubble in 2007