Project Alloy: Intel unveils new generation of wireless virtual reality goggles

Mixed-reality system will place user’s hands, arms and real-world objects into a virtual world without the need for a series of external sensors

The deep ocean: plunging to new depths to discover the largest migration on Earth

The deep ocean makes up 95% of Earth, yet only 0.0001% has been explored – the Guardian joined a mission off Bermuda looking deeper than ever before

Video: a dive into Bermuda’s hidden depths

Large cruise ship voyage through Arctic ice rekindles rows

Campaigners say Crystal Serenity trip puts at risk very environment tourists are travelling to see in Northwest Passage

Beauty: the best new mascaras

What is the point of mascara if one wants to look natural? Go large or go home, is my view