Behind that cup of coffee or tea is a global story that goes back to the collision that created the Moon and the evolution of plant and animal life. The key is the molecule that gives your morning cup its kick: caffeine, the most popular drug in history.
Following 161 84 views About Export Add to From the Great Pyramid at Giza to the towering skyscrapers of today, humans have engineered massive constructions for at least 5,000 years. But why? How do biology and human emotions affect our desire to build gigantic structures?
2013 • Nature
Episode 3 – spotlights some of nature's tiniest packages that deliver a powerful protein punch. Protein is an essential component of our diet, and for centuries, products of animal origin were thought to be one of the best sources. But, new evidence proves diets high in beans are one of the most important dietary predictors of survival for older people around the world.
Youth may be wasted on the young, but luckily, you can buy it back. People are using everything from face-lifts to second skin tech to keep their youthful advantage. However, with so many unproven therapies on the market, how many actually work?
The Cholesterol Question is a hard-hitting investigation into the heart of cholesterol’s controversial journey, from essential biological substance to Public Enemy Number One and possible rehab. It’s a villain that’s simple to understand, easy to implicate and, we thought, easy to medicate. But it’s a story almost stranger than fiction. At Stanford University, Dr. Christopher Gardner reveals the debatable science behind our assault on dietary fat and cholesterol – a massive intervention that many believe only made us fatter and sicker.
A countdown show looking at the shocking truth behind what we eat and the often dangerous and misguided methods we adopt in order to lose weight. Scientists, industry experts and exponents discuss the pros and cons of fad diets, 'healthy' foods and extreme exercise regimes. We all know about the benefits of exercise, good diet, looking good and living a healthy lifestyle, but most of the things that are good for us can bring side-effects that are precisely the opposite. Incontinence, infertility, infected genitalia, energy drink madness, hip replacements and even death are commonplace among the beautiful people – as are botched surgeries, extremely dangerous self-harming diets and bizarre exercise programmes.
2013 • Health
Fewer children in the United States are getting vaccinated. That’s bad news for those kids, and also for public health in general. Often, the response is to argue and debate and get angry at people who are we see as making terrible, irrational decisions. Instead of doing that, let’s use science to understand why this is happening in the first place.