Texts & Transcripts
USAID Assistant Administrator Eric G. Postel testifies before a U.S. Senate subcommittee on energy access and climate change.
Deputy Assistant Secretary of State for Energy Diplomacy Amos J. Hochstein briefs the Senate Foreign Relations Committee on energy security and foreign pol...
President Obama issues a statement following a meeting with the crew and family of Apollo 11.
Illicit trade in threatened and endangered species is a multibillion-dollar business, and the increasingly intense demand for products derived from Africa’...
Meet some young people who are using STEM to have fun and make a difference.
California passes the Global Warming Solutions Act, a comprehensive law aimed at reducing the state's carbon emissions, in 2006.
To celebrate Earth Day, we show you the innovations of big cities going green.
Scientific discovery is an intellectual adventure that benefits all of humanity.
Every year, thousands of animal species go extinct. Animals that once roamed the Earth in abundance are permanently disappearing from our planet at a hear...
The State of the Climate in 2013 shows the vast majority of worldwide climate indicators, such as greenhouse gases, sea levels and global temperatures, con...
The State Department’s GIST initiative empowers young science and technology entrepreneurs in emerging economies through events such as startup boot camps;...
A new report from the U.S. Geological Survey documents the extent to which natural landscapes in the United States are capturing carbon dioxide and reducin...
Several recipients of the 2010 and 2011 Presidential Early Career Awards for Scientists and Engineers reveal what they think is best about science.
The creation of Yellowstone National Park in 1872 sparked a great American conservation movement and tradition. Since then, the U.S. national park system ...
This photo gallery shows the many and varied effects of climate change around the world.
This video warns of the rising carbon dioxide level in the ocean, which is creating more carbonic acid and affecting marine life.
This video warns that the ocean can't keep up with current demand for seafood and asks viewers to think of sustainable fishing solutions.
Singer-songwriter Jack Johnson describes when his love for the ocean began and discusses steps we can take to help protect it.