National Parks Week in the U.S. extends through this weekend, and admission is free at all 397 national parks. If you can't go, check out these cool photos.
The fungal infection that killed a record number of amphibians leads to deadly dehydration in frogs in the wild, according to results of blood samples.
Inspired by the way corals build reefs, Brent Constantz developed a new way to make cement that removes heat-trapping carbon dioxide from Earth’s atmosphere.
Black roofs can be up to 30°C (54°F) hotter than brigiht roofs - those fitted to grow plants - or plain ordinary white roofs, according to scientists in New York.
Some probiotic bacteria can alleviate inflammation and prevent intestinal disorders. Scientists have now decoded the biochemical mechanism that lies behind the protective effect of the bacteria.
Janine Benyus helped bring the word biomimicry into 21st century vocabularies. What is biomimicry? Read this interview, or watch the video, to find out.
Rocks in Australia contain sand-sized circles and particles, thought to be formerly molten droplets ejected into space when killer asteroids struck Earth.