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In 1916, just a year after Albert Einstein published his general theory of relativity, Karl Schwarzschild used mathematical calculations to show this: If enough mass were packed into a very small volume, then this dense enough mass would create a region where the gravitational force is so strong that nothing, including light, could escape from … Read more
Getty Images The world has exceeded its capacity to sustainably support the world’s population, with new research warning of increasing pressure on food security, climate stability and human health. However, slowing population growth and increasing global awareness can still give people hope. Published in Environmental Research LettersThe study shows that humans have pushed well beyond … Read more
Over the years, various posts on social media have claimed that some female frogs play dead to avoid giving birth. Although the behavior can be closely related to the Virginia opossum (Didelphis virginiana), commonly called a possum in North America, there are other animals that, well, “play possum.” Biologists call behavior “tonic immobility,” or sometimes … Read more
Finding life beyond our planetary system is more than measuring exoplanet sizes, as rocky, Earth-sized worlds may not host life as we know it. Although exoplanets can be shown directly by blocking the light of their star, these images are not spectacular and do not have the resolution to provide sufficient information about their habitation. … Read more
Alaska covers an area of more than 665,000 square kilometers and has more national parks and wildlife refuges than the rest of the country combined. All are important when planning a wildlife trip to this beautiful North American destination. Unlike other parts of the country, the animals here have a lot of space to roam, … Read more
Tens of thousands of baby corals, farmed or harvested from wild fish, have been transferred to the Great Barrier Reef. It is the first time that scientists from the Australian Institute of Marine Science (AIMS) have been able to see how efforts to restore the reef work on a larger scale. “This year we have … Read more
Historical attention has captured the first recorded birth of a sperm whalewhich provides unprecedented insight into the behavior of social species, and based on research published in Sciencethis event reveals a level of collaboration that is changing the way researchers understand cetacean societies. Watching One of Nature’s Most Inevitable Moments For decades, the birth of … Read more
A live camera in Blue Springs gives viewers a real-life view of a bald eagle family, and it’s quickly gaining attention throughout the Kansas City area. The 24/7 stream shows two eagles giving birth to newly hatched chicks, providing what wildlife officials call a unique opportunity for people to connect with nature from the comfort … Read more
Raccoons often surprise people with clever tricks. The compost lid suddenly opens and the food inside disappears. Most people think that raccoons look for food wherever they can find it. New research now suggests something interesting. Raccoons can explore problems because curiosity drives them to learn. A study conducted by researchers at the … Read more
Listen to this article Estimated to be 6 minutes The audio version of this article is generated by AI-based technology. Incorrect names may appear. We work with our partners to constantly review and improve results. A deadly fungus that has decimated bat populations across North America continues to spread in Alberta. White-nose syndrome has been … Read more