William Sanford "Bill Nye" (born November 27, 1955) is an American science educator, comedian, and television host. Popularly

William Sanford "Bill Nye" (born November 27, 1955) is an American science educator, comedian, and television host. Popularly known as "Bill Nye the Science Guy," he is best recognized for hosting the Disney/PBS children's science show Bill Nye the Science Guy (1993-98).

Nye, a former mechanical engineer, has also worked as an actor, writer, and scientist. He continues to make numerous appearances in popular media, advocating for science education.

Melinda Gates champions contraception as a critical international health issue. The Bill & Melinda Gates Foundation is dedicated to ensuring everyone has the opportunity to lead healthy,

Melinda Gates champions contraception as a critical international health issue. The Bill & Melinda Gates Foundation is dedicated to ensuring everyone has the opportunity to lead healthy, productive lives.

This page features videos, including content from the TEDx program, highlighting the Foundation's work in global health, global development, and U.S. education.

For more, visit the Foundation's YouTube channel for Global Health Stories.

At a 2010 TED conference, Bill Gates addressed global warming, focusing on CO2 emissions, rising

At a 2010 TED conference, Bill Gates addressed global warming, focusing on CO2 emissions, rising temperatures, and ecosystem collapse. He posed a critical question: is near-zero emissions truly necessary?

His unequivocal answer was yes, underscoring the urgent need for drastic reductions to mitigate climate change impacts.