Top Science Stories of 2017 • 2017

49:51

What are the origins of life? How did things go from non-living to living? From something that could not reproduce to something that could? Earth is estimated to be about 4.5 billion years old, and for much of that history it has been home to life in one form or another. Our planet is teaming with life, from the highest mountain to the deepest ocean; life is everywhere. But what was the firing pistol that started the evolutionary race? How did material go from non-living to alive? It's one of the most fundamental and difficult questions that has challenged us since the beginning of time.

2007 • Science

53:26

Some 30 million Americans have sent their DNA to be analyzed by companies like 23andMe and AncestryDNA. But what happens once the sample is in the hands of testing companies, and how accurate are their results? NOVA explores the power of genetic data to reveal family connections, ancestry, and health risks—and even solve criminal cold cases.

NOVA PBS • 2021 • Science

49:24

Throughout history, human society has run on trade, and trade moved on the oceans. The innovations that allowed faster an more accurate oceanic travel revolutionized to the world. New inventions now help people move on water for fun and recreation.

S1E1 • Speed • 2019 • Science

67:44

2019 was a year filled with astonishing discoveries on Earth and beyond. We inched closer to immortality, recovered and restored our heritage, and science fiction became science fact when we saw the unseeable for the very first time.

2019 • Science

11:40

How does altruism begin. Is it biological? Is it taught? Researchers are trying to understand the DNA of altruism by studying toddlers.

S1E5 • Stories of Impact • 2019 • Science

44:34

Drinking alcohol on a cold day warms you up. Eating grilled meat can increase your risk of cancer. Mosquitoes prefer blondes… ah, women. We've all heard the claims, but are they true? From Winnipeg to Florida, from New York City to Vancouver, B.C, molecular biologist Dr. Jennifer Gardy goes in search of the answers. It's a journey through seldom-seen research that forces Dr. Gardy to become a real-life guinea pig to test these claims and discover, once and for all, whether they're science fact or science fiction. The surprising results are revealed in Myth or Science. , results that could change your life. Most of us just accept these myths as fact. But it is surprising to discover which are true and which aren't. It's not what you expect. And the answers can make a major difference to your daily life, and your health.

The Nature of Things • 2011 • Science