Why Do Babies Point? It Starts With Our Desire To Touch

Posted on Categories Discover Magazine

(Credit: anetta/shutterstock) Anyone who’s hung out with babies knows how eager they are to communicate, even if they can’t do it very well. One way they do this is with the gesture of pointing, sticking out the index finger to indicate some object without touching it. Babies all over the world point in roughly the same way, starting at around 9 to 14 months. It’s a fundamental part of human interactions, as borne out by so many emojis. But as important as pointing is to ...read more

Apidima Skull Is Earliest Homo Sapiens Outside Africa, Say Researchers

Posted on Categories Discover Magazine

The skull fragment known as Apidima 1 (right) is about 210,000 years old, according to a new analysis. Seen from the rear (middle) and side (left) in a reconstruction, the partial skull's rounded shape shares a unique feature of modern humans. (Credit: Katerina Harvati, Eberhard Karls University of Tübingen) A scrap of skullcap collected in 1978 and stored for decades in an Athens museum may rewrite the timeline of our species leaving our ancestral African homeland. A new analysis of ...read more

We Can’t Just Plant Billions of Trees to Stop Climate Change

Posted on Categories Discover Magazine

Planting trees, while beneficial to the planet, is not an easy solution to climate change. (Credit: Janelle Lugge/Shutterstock) Last week, a new study in the journal Science highlighted the role forests could play in tackling climate change. Researchers estimated that by restoring forests to their maximum potential, we could cut down atmospheric carbon dioxide (CO2) by 25 percent — a move that would take us back to levels not seen in over a century. Though the study brings hope in the f ...read more

Light Pollution Might Stop Nemo From Being Born

Posted on Categories Discover Magazine

Clownfish rely on darkness to hatch. Human lights are stealing it away. (Credit: patrik johnson/Shutterstock) From space, the picture is crystal clear. Across the globe, cities twinkle with artificial light against the night sky. And the nocturnal expanse is only getting brighter. Scientists estimate the amount of artificial light at night grows by more than two percent every year. The nighttime glow carries detrimental consequences for human health and disrupts animal behaviors like mig ...read more

India Set to Launch Moon Rover and Orbiter

Posted on Categories Discover Magazine

(Credit: ISRO) India is expected to launch their second lunar mission, Chandrayaan-2 on July 14. The launch will take up an orbiter, a lander, and a rover, dubbed Pragyan, all designed to study the moon’s little explored south pole. Using the Indian Space Research Organization’s (ISRO) most powerful rocket, Chandrayaan-2 will reach Earth’s orbit, where it’ll spend about 16 days before it heads over to the moon. After a short time in lunar orbit, the lander and t ...read more