Nova

1Season 50

S50.E1 ∙ London Super Tunnel

Wed, Feb 1, 2023

Thousands race to build Europe's biggest construction project--London's new subway line.

2Season 50

S50.E2 ∙ Star Chasers of Senegal

Wed, Feb 8, 2023

Senegalese astronomer Maram Kaire, takes viewers on a journey to investigate his nation's rich and deep history of astronomy, reaching back thousands of years - and the promising future ahead.

3Season 50

S50.E3 ∙ Ancient Builders of the Amazon

Wed, Feb 15, 2023

Recent discoveries in archaeology are exploding the myth of the Amazon as a primeval wilderness, revealing traces of ancient civilizations that flourished for centuries, with populations numbering in the millions.

4Season 50

S50.E4 ∙ New Eye on the Universe

Wed, Feb 22, 2023

See the latest stunning images and discoveries from the James Webb Space Telescope.

5Season 50

S50.E5 ∙ Weathering the Future

Wed, Apr 12, 2023

Americans use ancient wisdom and new solutions to fight against extreme weather, from intense rainstorms to megafires and droughts.

6Season 50

S50.E6 ∙ Chasing Carbon Zero

Wed, Apr 26, 2023

Can the U.S. reach net-zero carbon emissions by 2050 and avoid the biggest impacts of climate change? Experts say it can be done. Here's the technology that could get us there.

7Season 50

S50.E7 ∙ Saving the Right Whale

Wed, May 3, 2023

Specialists discover new secrets about the life of the North Atlantic right whale.

8Season 50

S50.E8 ∙ Hidden Volcano Abyss

Wed, May 10, 2023

Geologists investigate the January 2022 volcanic eruption that rocked the Pacific islands of Tonga and sent shock waves around the world.

9Season 50

S50.E9 ∙ Your Brain: Perception Deception

Wed, May 17, 2023

Is what you see real? Join neuroscientist Heather Berlin's quest to understand how your brain shapes your reality, and why you can't always trust what you perceive. Learn surprising tricks and shortcuts the brain takes to help us survive.

10Season 50

S50.E10 ∙ Your Brain: Who's in Control?

Wed, May 24, 2023

Are you in control of your brain, or is your brain controlling you? Dive into the latest research on the subconscious with neuroscientist Heather Berlin to see what's really driving the decisions you make.