The latest national and international news, exploring the day's events from a global perspective.
Patrick Moore, Mike Bode and Tim O'Brien discuss light echoes - reflections of light from distant objects. Chris Lintott helps to construct a new radio telescope. Show more
In a Ford Zodiac, Richard Wilson drives the circular route from Caernarfon that loops through some of Snowdonia and gets a Welsh lesson at Caernarfon Castle. Show more
Newsreel and voiceover from the 50s series Time to Remember illustrate the scale of the sacrifice made by ordinary people during the 20th century's two world wars. Show more
Documentary exploring how, in the 1960s, the British people fell in love with animals and how endangered species and wildlife protection became an intrinsic part of our culture. Show more
From the most memorable wildlife films and rare cinematic gems to amateur footage and poignant last shots of vanished animals, Bill Oddie explores 100 years of wildlife filming. Show more
Newsreel and voiceover from the 50s series Time to Remember illustrate the scale of the sacrifice made by ordinary people during the 20th century's two world wars. Show more
Documentary exploring how, in the 1960s, the British people fell in love with animals and how endangered species and wildlife protection became an intrinsic part of our culture. Show more
Patrick Moore, Mike Bode and Tim O'Brien discuss light echoes - reflections of light from distant objects. Chris Lintott helps to construct a new radio telescope. Show more
Newsreel and voiceover from the 50s series Time to Remember illustrate the scale of the sacrifice made by ordinary people during the 20th century's two world wars. Show more
Documentary exploring how, in the 1960s, the British people fell in love with animals and how endangered species and wildlife protection became an intrinsic part of our culture. Show more
