How Many Trees Would We Need to Plant to Slow...

The @ sign goes by many names today, but it's only so commonplace because of medieval merchants and one 1970s programmer. Learn more about the at sign (or arroba, Klammeraffe, strudel, grisehale, or gül) in this episode of BrainStuff, based on this article: https://people.howstuf ...  عرض المزيد

A human fetus doesn't develop retinas until around gestational week 28. Learn how researchers have tried to figure out what babies can see in the few remaining weeks before they're born in this classic episode of BrainStuff, based on this article: https://health.howstuffworks.com ...  عرض المزيد

Could altering the Earth’s atmosphere to reflect back some of the sun’s rays be a solution to climate change? It would likely decrease global temperatures, but it might lead to climate wars. Humanity might become “addicted” to it for survival. And ultimately, would this technolog ...  عرض المزيد

Trees absorb carbon dioxide - the main gas heating the planet - so planting more of them is seen by many as a possible climate change solution. But how impactful is it? This week, Ros Atkins, looks at why vast tree-planting initiatives are concerning some experts 

From governments to airlines to your favorite eco-friendly clothing brand, tree-planting campaigns are everywhere. Reforesting the planet has become one of the quickest, easiest and most ubiquitous ways to reduce our carbon footprint...but is it actually helping to stop climate c ...  عرض المزيد

From governments to airlines to your favorite eco-friendly clothing brand, tree-planting campaigns are everywhere. Reforesting the planet has become one of the quickest, easiest and most ubiquitous ways to reduce our carbon footprint...but is it actually helping to stop climate c ...  عرض المزيد