Episode 1
Aired Jan 13, 2021
Secrets in Our DNA
The value of DNA testing and the risks of entrusting this private data to commercial enterprises and online databases.
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Episode 2
Aired Feb 3, 2021
Beyond the Elements: Reactions
The chemical reactions that transform the world, from explosions to photosynthesis; lock-and-key molecules that put the heat in peppers and make venoms useful to medicine.
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Episode 3
Aired Feb 10, 2021
Beyond the Elements: Indestructible
The potential environmental impact of virtually indestructible versions of glass, rubber and plastic.
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Episode 4
Aired Feb 17, 2021
Beyond the Elements: Life
The molecules that allowed life on Earth to begin and thrive; how scientists use evolution in chemistry.
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Episode 5
Aired Feb 24, 2021
Looking for Life on Mars
NASA launches the Mars 2020 Mission to search for signs of life on Mars; the mission marks the first time a rover will land in Jezero Crater, an ancient river delta known to be one of the most dangerous areas for a spacecraft to land.
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Episode 6
Aired Apr 14, 2021
Picture a Scientist
Women make up less than one-quarter of the amount of people employed in STEM, and the number is even smaller for women of color.
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Episode 7
Aired Apr 21, 2021
Reef Rescue
Marine biologists from the Bahamas to Christmas Island to Australia fight against the clock to save the coral reefs from extinction.
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Episode 8
Aired May 12, 2021
Fighting for Fertility
The causes of infertility and how assisted reproductive technologies can help; the journeys of people navigating fertility challenges from structural inequalities and racism to low sperm counts, egg freezing and in vitro fertilization (IVF).
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Episode 9
Aired May 19, 2021
Hindenburg: The New Evidence
A new investigation into the 1937 Hindenburg disaster includes a novel set of experiments that tests scenarios that may have led to the Hindenburg's ignition.
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Episode 10
Aired May 26, 2021
Great Electric Airplane Race
A look at emission-free electric planes, including the Kitty Hawk Heaviside, a single-seat plane that takes off like a helicopter and the EHang, an autonomous drone, and "self-flying" air taxis.
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Episode 11
Aired Jun 2, 2021
Ship That Changed the World
The discovery of a European ship dating back to the 15th century may provide physical evidence of engineering breakthroughs that helped create the modern world.
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Episode 12
Aired Sep 15, 2021
Bat Superpowers
Understanding bats, their long life spans and why they are resistant to the very diseases they carry such as Ebola and MERS, as well as other diseases like cancer.
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Episode 13
Aired Sep 29, 2021
The Cannabis Question
A look at the risks posed by cannabis on the developing adolescent brain and the potential long-term health consequences of its use.
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Episode 14
Aired Oct 6, 2021
Particles Unknown
An international team studies the neutrino, the most common yet least understood particle in the universe.
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Episode 15
Aired Oct 13, 2021
Arctic Drift
Scientists embark on a research expedition in the Arctic that brings clarity to predictions of global change.
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Episode 16
Aired Oct 20, 2021
Edible Insects
Exploring the insect food industry, from cricket chips to black soldier fly grubs, and how it could benefit people's health and the planet.
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Episode 17
Aired Oct 27, 2021
NOVA Universe Revealed: Age of Stars
The Hubble Space Telescope and a heat-resistant solar probe reveal new clues about the sun's 5-billion-year history.
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Episode 18
Aired Nov 3, 2021
NOVA Universe Revealed: Milky Way
Exploring the history of the Milky Way, including what shaped this spiral of stars, gas and dust and what its destiny will be.
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Episode 19
Aired Nov 10, 2021
NOVA Universe Revealed: Alien Worlds
New science and discoveries made possible by ultra-sensitive telescopes and detective work transform alien planet-hunting from science fiction into fact.
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Episode 20
Aired Nov 17, 2021
NOVA Universe Revealed: Black Holes
Exploring nature's strangest and most powerful objects; how black holes reshape entire galaxies; animation reveals what happens when objects stray too close to a black hole's point of no return.
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Episode 21
Aired Nov 24, 2021
NOVA Universe Revealed: Big Bang
New research and theories offer clues about the Big Bang and what may have existed before the universe's birth.
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Episode 22
Aired Jan 5, 2022
High-Risk High-Rise
The science behind the risks of sky-high buildings, from structural limits to threats presented by wind, fire and earthquakes.
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Episode 23
Aired Jan 12, 2022
Butterfly Blueprints
The hidden scientific secrets of butterflies and how they are inspiring cutting-edge technical innovations.
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Episode 24
Aired Jan 19, 2022
Alaskan Dinosaurs
Paleontologists discover that dinosaurs thrived in unlikely places such as the cold and dark Arctic Circle.
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Episode 25
Aired Jan 26, 2022
Ancient Maya Metropolis
A look at why the ancient Maya abandoned the cities they had lived in for centuries.
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