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89%VideoAug 2018

What will SpaceX do when they get to Mars?

(5:02) SpaceX plan to send the first humans to Mars in 2024, after an automated mission in 2022 that will set up esssentials like water and power.


86%VideoAug 2018

LBC - Two climate change deniers talk nonsense

(7:52) We are well on our way to a "hothouse Earth" scenario where natural feedback loops make it impossible for us to stabilise the climate.

87%VideoAug 2018

QI - If a tree falls in a forest and no one hears it, does it make a sound?

(4:00) Time to settle this age-old philosophical question.


86%VideoAug 2018

How "levee wars" make floods worse

(6:47) Can a levee protect one town, while making flooding worse for others?

87%VideoAug 2018

Paul Beckwith - How much heat can the human body endure?

(15:00) How humidity and temperature are related to limit the heat humans can cope with.

87%VideoAug 2018

What past predictions of the future got right

(12:48) We've always had a thing with predicting the future.

87%VideoAug 2018

Scientists find lake of "liquid water" on Mars

(9:46) Astrobiologist Manish Patel and astronomer Tom Kerss discuss the implications of finding liquid water on Mars.


87%VideoJul 2018

The five big climate unknowns

(19:31) There are some very scary probables of how our planet will react to a warming climate.

86%VideoJul 2018

Don't get Neil deGrasse Tyson started on water towers

(7:20) Astrophysicist Neil deGrasse Tyson reveals his love for the engineering marvels that are NYC water towers.

87%VideoJul 2018

World's first hydrogen-powered ship begins six year voyage

(7:06) Using solar and wind power, The Energy Observer produces hydrogen from sea water.