The roots of fentanyl addiction

A study in mice suggests that fentanyl affects the part of the brain that regulates fear.

• 30 mins

Trusting AI with science

AI will be a feature of future breakthroughs, how will we know when to trust its results?

• 31 mins

A humungous temporary tentacle

The origami superpowers of a single-celled pond hunter, the protist Lacrymaria olor.

• 38 mins

US bird flu response warning

Mice become the next to get it and expert Rick Bright calls for stronger counter measures

• 34 mins

China: Scientific superpower

How has China reached the top spot of scientific research?

• 26 mins

On the road to halting HIV

An injectable antiviral "PrEP" therapy that gives 100% protection against HIV infection.

• 28 mins

Cleaner mining, cleaner batteries

Science in Action is at the UK's Royal Society Summer Science Exhibition.

• 29 mins

Hurricane Beryl’s trail of destruction

Hurricane Beryl hit the Caribbean, before moving into Mexico and then Texas.

• 28 mins

Destination Asteroid Apophis

The ESA is starting preparatory work for its next planetary defence mission.

• 33 mins

The human cost of the decline of nature’s carcass cleaners

The loss of vultures in India may be responsible for half a million human deaths.

• 31 mins

Examining Nasa's new evidence for Martian life

Mars rock found that may indicate it hosted microbial life billions of years ago

• 29 mins

Detecting undetected bird flu cases

Cases of bird flu in farm workers in the US may be going underreported.

• 32 mins