The artificial corals mimic the natural complexity of a reef and aim to attract marine organism to support the regrowth.

The singers Lorde and Kanye have said they are highly sensitive. What do psychologists make of the phenomenon and what can you do if you feel the same?

Prof Chris Bail and his team at the Polarization Lab are creating a social media playground, where researchers can explore the infinite possibilities.

Meditation could be used in public campaigns by the UK government to help ease any lingering tensions, the researchers say.