physical locations

The rivers are drying up, but it's not too late to help.  Here's where to start |  CNN

The rivers are drying up, but it’s not too late to help. Here’s where to start | CNN

CNN — The Mississippi River was so low in October that you could walk to an island that should only be accessible by boat. This summer, the Danube that runs through much of central Europe became so shallow that you could see sunken WWII warships at the bottom. Water levels in Lake Mead have dropped …

The rivers are drying up, but it’s not too late to help. Here’s where to start | CNN Read More »

The heat shield that could land humans on Mars is hitchhiking in space |  CNN

The heat shield that could land humans on Mars is hitchhiking in space | CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. CNN — When a polar satellite designed to improve weather forecasting was launched early Thursday, an experimental heat shield followed. It could land humans on Mars. The two separate missions were both launched aboard a …

The heat shield that could land humans on Mars is hitchhiking in space | CNN Read More »