With concerns growing over the Delta variant of Covid-19, here's what you need to know about whether you need to start wearing a facemask in public again. MSNBC's Brian Williams talks with Dr. Nahid Bhadelia.

Listen to the Natural History Museum in London's human origins expert, Chris Stringer, introduce the Britain: One Million Years of the Human Story exhibition and the people who have called this land their home. The dramatic story of ancient Britain, its changing landscapes and the people that lived ...

Join NASA Psyche Mission Co-Investigator Dr. Tim McCoy as he takes us on a journey from his first geology class to his current role as Curator-in-Charge of the US National Meteorite Collection at the Smithsonian National Museum of Natural History and his role on the Psyche Mission Science Team. Alon

NASA's Juno spacecraft has been orbiting Jupiter since July, 2016. But only just recently have scientists had a chance to analyze all of its data — and the results are painting a different picture of Jupiter than what anyone expected. Juno is also returning images unlike any we've ever seen, includi

Palm trees are a diverse, complex group of plants, with about 2,500 species of mostly tropical origin. All of them reproduce from seed. For palms with single trunks, it's the only way they reproduce. For palms that cluster or branch, an offset or branch can root to make a new plant. For seed formati...

The first European infected by a strain of Ebola that has killed more than 932 people in West Africa, Spanish priest Miguel Pajares, has arrived in his homecountry on Thursday, August 7, 2014. Pajares, 75, was working for a non-governmental organization in Liberia and was repatriated along with his ...

This edition of the World AIDS Museum series: Tapestry: The Faces of AIDS," profiles Dr. Rosalind Osgood. Dr Osgood is the President and CEO of the Mount Olive Development Corporation and a Member of the Board of Education of Broward County, Florida representing the 5th District. Dr Osgood also ser...

Seven Earth-sized planets have been observed by NASA's Spitzer Space Telescope around a tiny, nearby, ultra-cool dwarf star called TRAPPIST-1. Three of these planets are firmly in the habitable zone. Over 21 days, NASA's Spitzer Space Telescope measured the drop in light as each planet passed in fro

Animation created in Flash and After Effects looking at mans relationship with the natural world. Music: In the Hall of the Mountain King by Edvard Grieg.

Fairy tales convey life’s magic, reflecting the deep psychological themes that govern the outcomes of our lives. Written in simple language, these stories take us along soul’s path once more, revealing how the issues of today can still yield new restorative meanings. This fresh set of tales introdu