5 NEED-TO-KNOWS TODAY

1 to watch

South Africa with Gregg Wallace, ITV/STV, 7.30pm: Gregg flies to Upington, the gateway to the Kalahari and follows the Orange River.

1 to know...

Indira Gandhi became prime minister of India, following her father Jawaharlal Nehru, on January 19, 1966.

1 to answer

Who was the American who discovered the coast of Antartica on January 19, 1840? Answer above right

Birthdays

Dolly Parton, singer, above, 75; Dennis Taylor, snooker, 72; Michael Crawford, actor, 79; Jenson Button, racing driver, 41.

1 to listen to

The Life Scientific, BBC Radio 4, 9.30pm: Cath Noakes on engineering Covid-safe buildings during the pandemic.