Falling costs for the technology powering electric cars and stricter emissions regulation are among the reasons electric vehicles are becoming more popular.
NASA's chief astronaut, Chris Cassidy, traveled to Brazil to share stories about space exploration with kids from Rocinha, Rio de Janeiro's largest favela.
What do people most want to know when they search the internet? According to Google's rankings, Pokémon Go was the most popular search term in 2016.
The Milky Way may be lost to many humans now because of light pollution, but there are people working to bring it back for future generations.
Science magazine has named the discovery of gravitational waves as the top scientific breakthrough of 2016.
More cities across the world are experimenting with driverless vehicles on public streets. Las Vegas and Paris plan to deploy some later in 2017.
NASA has found seven Earth-sized planets orbiting a nearby star, offering tantalizing clues about the search for life elsewhere in the universe.
Can technology help eradicate poverty? Satellite images and artificial intelligence could provide data to governments on where help is needed most.
Scott Kelly, the commander of the International Space Station, has captured some amazing views of cities and scenery, unavailable to the earthbound.