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Hidden “immune organ” in the skull may help fight brain cancer
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Doctors raise concerns about views and experience of members on federal task force
Health Secretary Robert F. Kennedy Jr. names new members to powerful federal task force that plays a key role in determining the kind of preventive case people get. In a major departure, the new members of the U.S. Preventive Services Task Force include specialists instead of experts on preventive care and general medicine, raising fears among many doctors.

Burst pipe floods wildlife meadow for fourth time
Repeated flooding of a key conservation site in Oxfordshire leaves a charity frustrated.

Nebula image wins Royal Observatory competition
Ali Alobaidly is named Astronomy Photographer of the Year for his image of the Shark Nebula.

See tiny organisms on show in microscopic video competition
The winning video features tiny hair-like structures, called cilia, in the airways of a child with a rare genetic disease.

New wild cat species discovered - with only one known living member
A spotted wildcat long mistaken for relatives has been identified as a new species in Bolivia.

Repeat offender fined for searching for gold in protected river
Brian Wright, 68, from Henley-upon-Thames, was caught gold panning on a protected river in north Wales.