An amazing chance encounter with a troop of wild mountain gorillas near Bwindi National Park, Uganda.

Forty world leaders are taking part in a climate change summit hosted by US President Joe Biden. Alice Hill, David M. Rubenstein Senior Fellow for Energy and the Environment at the Council on Foreign Relations, shared her thoughts on the meeting.

I was out fishing and thought it would look cool to record some Mosquitoes suck blood in HD macro.

Copenhagen has announced ambitious plans to become the world’s first carbon-neutral capital by 2025. This is how they plan to achieve their goal. For more information on The B1M: http://ow.ly/GxW7y

The future of sea travel could be here -- and it just might help save the planet. A hydrogen-powered ferry that produces zero emissions will soon launch in the San Francisco bay.

Emergency workers were honoured during Mexico City's Day of Dead parade on Saturday which was dedicated to the victims of the September 19 earthquake.

Bridges are some of the world's most magnificent marvels of engineering, connecting cities and even countries. But bridges have also featured some of the most innovative design. According to a Transportation Research Board Special Report on the Potential Impacts of Climate Change on U.S. Transportat...

Watch the extraordinary moment when Sir David Attenborough and BBC filmmakers recorded monkeys lying to fellow members of their troop. Monkeys use calls to warn each other of predators - but do they ever raise false alarms so they can sneak a snack? Brilliant footage from BBC show Clever Monkeys.

MSNBC Films presents “From Devil’s Breath,” from Academy Award winning director Orlando von Einsiedel and producer Leonardo DiCaprio. The film, part of the documentary series “The Turning Point,” executive produced by Trevor Noah, zeroes in on a devastating wildfire in Portugal in 2017, the toll it

IPCC Fifth Assessment Report - Working Group II - Climate Change 2014: Impacts, Adaptation, and Vulnerability.