Propeller-driven aircraft in flight (NASA)

What has 14 propellers and zero emissions?

NASA's latest experimental plane, sporting 14 propellers and long, skinny wings, is all-electric and produces zero emissions.
Lava flowing from volcano (© AP Images)

From lava to solar: These renewables are so hot right now

What type of energy do you use? The five dominant sources of renewable energy range from solar and wind to lava and biomass.
Three men connecting marsh grass (© AP Images)

Louisiana community faces rising waters of climate change

Residents of Isle de Jean Charles, Louisiana,are working together to reduce the effects of rising sea levels as a result of climate change.
Children playing in fountain (© AP Images)

Scientists’ annual physical of the planet: Earth’s fever rises

Earth’s fever got worse last year, breaking dozens of climate records, scientists said in a massive report that's called the annual physical for the planet.
People in winter coats walking on barren ground, hut in background (State Dept.)video

Kerry: World should keep moving forward on climate change [video]

It's been a historic year in the fight against climate change, but we can't stop now, John Kerry said at the U.N. climate conference in Morocco.
Man walking along flooded street (© AP Images)

This tech tool helps communities prep for climate change

Cities around the world are getting granular with climate data, using a new tool called PREP to prepare for the local effects of climate change.
Guide with stick and John Kerry walking on path through ice (State Dept.)

Secretary Kerry witnesses changing ice in Antarctica

Despite the Paris agreement to cut emissions causing the planet to warm, "we haven't won the battle yet," Kerry told young climate scientists in Antarctica.
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5 takeaways from the latest climate data [video]

Despite day-to-day weather fluctuations, the effects of climate change are becoming more clear. Learn why you should be concerned and what you can do.