How to decarbonize the grid and electrify eve...

Can anyone become happier? Psychologist Sonja Lyubomirsky studies this question in her lab, doing experiments on "happiness interventions" to see what kinds of actions elicit this sought-after emotion. In a quick talk, she shares the results of her work: a small shift that can ch ...  Show more

Hip-hop often gets blamed for its controversial lyrics. What if there was a way to actually measure its impact on people's lives? Analyzing 40 years' worth of radio station data and lyrics from rappers like Tupac, Dr. Dre, Jay-Z and Kendrick Lamar, economist Roland Fryer puts one ...  Show more

"How much more damage do we have to endure before we realize that it's cheaper to save this planet than to ruin it?" asks engineer and investor John Doerr. In conversation with Countdown cofounder Lindsay Levin, Doerr and systems innovator Ryan Panchadsaram lay out six big object ...  Show more

In a blistering talk, Nobel Laureate Al Gore looks at the two main obstacles to climate solutions and gives his view of how we might actually solve the environmental crisis in time. You won't want to miss his searing indictment of fossil fuel companies for walking back their clim ...  Show more

Since many of our current decarbonization and greenhouse gas reduction pathways aren't making progress at the needed scale, the United Nations' Intergovernmental Panel on Climate Change( IPCC) found that carbon removal is now "essential" to meet the goals of the Pari ...

The climate crisis is here. The Western U.S. is burning, much of the Northeast is underwater after a hurricane and towns in Europe are swept away by massive floods. Time is slipping away to stop the worst effects of a warming planet, and the world is looking for solutions.