Israel says 24 hostages released by Hamas in Gaza are all in good health and are having medical tests in Israel, before they're reunited with their families. We hear from the brother of a female hostage still to be released.

Also in the programme: the mystery cosmic ray; and Joan Armatrading's new symphony.

(Picture: Hostages who were abducted by Hamas gunmen during the October 7 attack on Israel are handed over by Hamas militants to the International Red Cross. Credit: REUTERS)