Researchers analysed seven years of photographic data from a depth of 1,400m (4,593ft) off west Africa.

It is the first research project to be announced by the National Robotarium, opening at Heriot-Watt's Edinburgh campus in 2021.

The study suggests early-life experiences can play an important role in mental health conditions like depression and anxiety.

Researchers found chlorhexidine mouthwash significantly increases the abundance of lactate-producing bacteria that lower the pH of saliva.

Academics are trying to understand the socio-psychological impact of the crisis amid predictions of a rise in depression, anxiety and paranoia.

The 20-metre-long Blue Star wave energy converter will will undergo a number of sea trials before generating its first power later in the year.

These bats share food with strangers in an way that resembles “a sort of French kiss”.

The slow recovery has been attributed to law enforcement efforts and population management measures.