What is dark energy, and could it destroy the universe?
28 April 2020
If dark energy has its way, the universe may rip itself apart. Astrophysicist Kathy Romer gives the low-down on this enigmatic stuff.
Space junk: How to clean up the debris in orbit around Earth
28 April 2020
Earth's orbit contains millions of pieces of dangerous debris. Join Ralph "Dinz" Dinsley as he lays out how we can clean up our act.
Conspiracy theories: Why do so many people doubt the moon landings?
12 December 2019
Anu Ojha, director of the UK National Space Centre, considers how science can empower people in a world increasingly influenced by distortion, spin and disinformation
Welcome to Lunarville: Building a permanent settlement on the moon
12 December 2019
Architect Daniel Inocente wants to build the first permanent human settlement on the moon. Get the guided tour of Lunarville
The world’s biggest telescope and the African astronomy revolution
12 December 2019
Tana Joseph explains how the world’s biggest telescope is changing perceptions about the continent
The search for aliens: Is anybody out there?
12 December 2019
Intelligent life in the universe seems to be vanishingly rare. Astrophysicist Geraint Lewis reveals our odds of us ever meeting aliens
When will we hear from aliens? We may already have done so
9 December 2019
It is just a matter of time before we hear from alien civilisations, argues Avi Loeb – in fact, we may already have done so
Time travel and black holes: The weird promise of Einstein’s universe
2 December 2019
Astrophysicist Emma Osborne takes us on a journey through Einstein's universe: fall through a black hole, watch gravitational waves being made and learn how to time travel.
Martin Rees: Humanity's future – predictions for the next century
2 December 2019
Astronomer Royal Martin Rees makes some predictions on humanity's future, and calls for coordinated global action to ward off threats from biotech, cyber technologies and advanced AI
Exploring the wonders of the solar system
2 December 2019
Let planetary scientist Sheila Kanani take you on a whirlwind journey to the furthest reaches of our solar system
