Chichén Itzá, "the mouth of the well of the Itzás," was likely the most important city in the Yucatán from the 10th to the 12th centuries. Evidence indicates that the site was first settled as early ...

If there is one skincare product that is a must to be carried in your handbags, it is a sunscreen! Be it your beach vacation or just daily work hassle, it is always advisable to keep a lightweight ...

Hair type refers to the natural pattern and texture of your hair. Many people classify hair based on a modified version of the Andre Walker Hair Typing System, developed in the 1990s by Oprah ...

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...

Day, Thomas A. and Neale, Patrick J. 2002. "Effects of UV-B radiation on terrestrial and aquatic primary producers." Annual Review of Ecology and Systematics, 33 371–396.

Everyday Health’s team of board-certified physicians and health professionals contribute to the creation and review of content, ensuring that the information is useful, up to date, and accurate. Susan ...

About four-in-ten parents say they could be doing better at managing their kid’s screen time. A larger share – 58% – say they’re doing the best they can. New findings, delivered monthly Thank you for ...

Anthropic's AI models could potentially help spies analyze classified documents, but the company draws the line at domestic surveillance. That restriction is reportedly making the Trump administration ...