In every female kobudai... is a male in waiting. Animals in the genus Semicossyphus belong to the wrasse family, or the Labridae. Other members of the family and some fish in other families can also change their gender. They develop the reproductive organs, external features, and behavior of the op...

Color Scope is a series that explores our perception of color, it's use across cultures and other curiosities. Each month we examine a new color. Written and narrated by Dr. James Fox. Blue eyes are in fact pale brown. As light enters a 'blue' eye, it is scattered to create a blue hue, there is no a

The Artemis missions will build a community on the Moon, driving a new lunar economy and inspiring a new generation. Narrator Drew Barrymore and NASA team members explain why returning to the Moon is the natural next step in human exploration, and how the lessons learned from Artemis will pave the w

Altocumulus Standing Lenticular Clouds: When sufficient moisture is present above mountain-top level, ACSL clouds develop within the crest of these mountain waves where the air is rising. ACSL clouds are continually developing and dissipating in the vicinity of the wave's crest and immediately dow...

Since the beginning of the epidemic, more than 70 million people have been infected with the HIV virus and about 35 million people have died of HIV. Globally, 36.7 million [30.8–42.9 million] people were living with HIV at the end of 2016. An estimated 0.8% [0.7-0.9%] of adults aged 15–49 years worl

Over the next four years, Saudi Arabia is set to spend a whopping $500 billion dollars to build a futuristic city, 17 times bigger than London and 33 times bigger than New York City. The goal is to build an innovation hub and tourist destination to lead the world in smart city technology and clean e

Disney Imagineering has created autonomous robot stunt doubles. The robot acrobats can flip through the air and stick a landing every time. The machines they’re creating are becoming more active and mobile in order to better represent the wildly physical nature of the characters they portray within

US President Barack Obama has unveiled what he called "the biggest, most important step we have ever taken" in tackling climate change. The aim of the revised Clean Power Plan is to cut greenhouse gas emissions from US power stations by nearly a third within 15 years. The measures will place signifi...

The World is Watching Cities, Now More than Ever. The US withdrawal from the Paris Climate Accord brought cities into the spotlight. Because cities and mayors are acting now, and we must be right beside them as they become necessary leaders in this vital cause. As the world moves forward from Paris,...

The Stand is Stephen King’s apocalyptic vision of a world decimated by plague and embroiled in an elemental struggle between good and evil. The fate of mankind rests on the frail shoulders of the 108-year-old Mother Abagail (Whoopi Goldberg) and a handful of survivors. Their worst nightmares are emb