Japanese hot springs—better known as onsens—are prized for their zen experience, with travelers coming from around the world to lounge in natural pools and bliss out. The country is home to 27,000 ...

Here are some of the best hot springs in Japan, from Hakone to Yakushima Island. helovi/Getty Image Wellness-oriented escapes are a major trend these days, but ancient Japanese bathing traditions are ...

Billions of years ago, Earth’s atmosphere was hostile, with barely any oxygen and toxic conditions for life. Researchers from the Earth-Life Science Institute studied Japan’s iron-rich hot springs, ...

Earth was not always the blue-green world we know today: the early Earth's oxygen levels were about a million times lower than we now experience. There were no forests and no animals. For ancient ...