Eaters Assume Crunchy Foods Have Fewer Calori...

New evidence points to the evolution of the ability for bacteria to grab nitrogen from the atmosphere some 3.2 billion years ago, about 1.2 billion years earlier than thought—with implications for finding extraterrestrial life. Lee Billings reports 

A dwarf galaxy near the Milky Way may consist of more dark matter than regular matter.* Clara Moskowitz reports 

With no end of diets to choose from, it is clear they collectively make little long-term impact on body weight with most people regaining any weight lost within months. So, rather than putting the focus on dieting to lose weight, how much impact could a change in mindset to conce ...  Show more

For most of us, the calorie is just a number on the back of the packet or on the display at the gym. But what is it, exactly? And how did we end up with this one unit with which to measure our food? Is a calorie the same no matter what type of food it comes from? And is one calor ...  Show more

Calories are ubiquitous across most of the world and have been used to help people manage their weight for more than a century. But have we been counting them wrong all along? In this episode, Emily Thomas finds out how the calorie is a lot more complex than many of us realise. H ...  Show more

Millions of us are counting calories every day. But do we know if those numbers truly reflect the energy we get from eating? It’s about time that we debunked the “one-size-fits-all” approach to calorie counting and unmasked the outdated methodologies that contribute to inaccuraci ...  Show more