If you worry about climate change or environmental issues a lot it can take a toll on your mental health Read this article to ...

The Path to Florida Springs National Park Act has yet to attract a Senate sponsor or get a hearing before the House Committee ...

But the teeth of giant ground sloths lack enamel, the highly inorganic and hard outer layer on most animal teeth – including our own. Instead, sloth teeth are made primarily of dentin, a more porous ...