Somehow Nicole Richie and Joel Madden's kids are teenagers now. But while that's freaking us out, here's why Harlow Kate and Sparrow James' parents are loving the ride.

Anthropologists have discovered how the ancient Maya produced an unusual, widely studied blue pigment that was used in offerings, pottery, murals and other contexts across Mesoamerica from A.D. 300 to ...

Abstract: Recently, energy harvesting through human locomotion has emerged as a promising source of clean energy for fueling low-power smart electronic devices. As energy plays a pivotal role in all ...

Australia has been inhabited for more than 50,000 years and the Aboriginal people have a complex and fascinating spiritual life. Their culture is filled with traditions and ceremonies with special ...