Lasers • 2022 • episode "S2E7" • History 101

21:56

Cheap, quick and tasty, fast food became a culinary craze in the 1950s. But has our quest for convenience created an irreversible health crisis?

2020 • Health

22:31

Fifteen international agencies spend $62 billion every year on space travel. What's fueling our costly - and dangerous - drive to explore the universe?

2020 • Astronomy

22:43

In the 21st century, China has become a global economic powerhouse. Why was the rest of the world so slow to notice its rise to the top?

2020 • Economics

21:02

Plastics have transformed how we live, but progress comes at a high price: 7.8 billion tons of waste. Are plastics a miracle or a catastrophe?

2000 • Environment

21:13

Oil has brought great wealth to the Middle East and ignited major wars. Is it a blessing or a curse for the region, as well as the rest of the world?

2020 • Economics

21:25

We share the planet with an estimated 9 million robots, from self-driving cars to surgical arms. Could they one day completely replace humans?

2020 • Technology

23:44

Feminism has ushered in sweeping changes to society, securing rights for women around the world. How much further do we have to go?

2020 • People

22:06

Over 10% of the world's electricity comes from nuclear power. But with radioactive waste and the threat of nuclear meltdown, are we playing with fire?

2020 • Economics

21:22

Nearly 40 million people are living with HIV. After decades of research and activism, how far have we come in finding a cure and battling the stigma?

2020 • Health

20:48

DNA analysis has given us the tools to map disease, solve crimes and more. But in our rush to decode DNA, are we leaping before we look?

2020 • Science

21:10

Today, GPS is guiding - and following - pretty much anything that moves, all around the world. It's so accurate it can track you down to the head of a pin. But where is GPS leading us? Is it helping us find the way, or lose it?

2022 • Technology

22:10

MP3s transformed how we listen to music - and spawned digital piracy. Streaming helped the industry recover, but how can artists get their fair share?

2022 • Technology

21:22

Credit cards changed the global economy and attitudes about personal spending, but record levels of consumer debt beg the question: Just who's in charge?

2022 • Technology

24:08

Growing evidence suggests that psychedelic drugs could treat brain injuries and psychological problems. But can we get past their controversial history?

2022 • Brain

21:38

Bottled water is a big business, selling itself as a tastier and healthier alternative to the tap variety. Is there truth behind the claims?

2022 • Economics

23:14

Thanks to dating apps, finding love is easier than ever. But are we now so focused on playing the game that we're missing out on real connection?

2022 • Technology

22:36

They're used for everything from entertainment to medicine - and now for weapons straight out of science fiction. Have lasers become too hot to handle?

2022 • Science

22:46

The home fitness revolution has exploded into a multibillion-dollar industry. Are home workouts a healthy habit - or just hype?

2022 • Health

24:28

A groundbreaking medical reproductive procedure has made parenthood possible for millions around the world - but at what cost?

2022 • Health

22:56

Sweet deal or bitter pill? High fructose corn syrup rose up to dominate supermarket shelves, but what is it doing to our health?

2022 • Health