Last summer, James Hansen—the pioneer of modern climate science—pieced together a research-based revelation: a little-known feedback cycle between the oceans and massive ice sheets in ...

Dr. James Hansen has been called the "father of global warming." He was the first scientist, back in the early eighties, to sound the alarm that the Earth's climate was warming. In 1981, when he ...

James Hansen became the face of climate science 35 years ago with high-profile appearances before Congress, calling attention to global warming.Hansen is widely respected for his research on ...

Legendary climate scientist James Hansen, in a new study published Thursday, predicts that the Earth's temperature rise will accelerate in the upcoming decades and will reach 2 degrees Celsius ...

US scientist James Hansen, pictured in 2013, is credited as the first to publicly raise the alarm about climate change in the 1980s. CARL DE SOUZA/AFP/Getty Images ...

The former NASA scientist James Hansen says in a new paper that global temperatures will pass a major milestone this decade, faster than other estimates predict. By Delger Erdenesanaa Global ...

Thirty-five years ago, NASA climate scientist James Hansen stood in front of Congress with a bold declaration: Humans are causing an increase in greenhouse gas emissions, and it’s changing our ...

Climate scientist James Hansen is frustrated. And he’s worried. For nearly 40 years, Hansen has been warning the world of the dangers of global warming.

It is, James Hansen says, worse than you think. In a paper published on Thursday and much debated among his colleagues since it was first posted as a preprint last December, ...

The European climate service Copernicus says the world warmed to yet another monthly heat record in January, despite an abnormally chilly United States, a cooling La Nina and predictions of a ...

Science James Hansen Warns of a Short-Term Climate Shock Bringing 2 Degrees of Warming by 2050 The famed researcher publicly released a preliminary version of a paper-in-progress with grim ...

The planet is on track to heat up at a much faster rate than scientists have predicted, meaning a key global warming threshold could be breached this decade, according to a new study co-authored ...