As the seas absorb more carbon dioxide, their pH drops.
Elizabeth Kolbert, author of The Sixth Extinction, talks with Popular Science's reporter about the prehistory and the present of mass species die-offs
With so many problems with our oceans--and solutions to them--it can be tricky to know where to start. So we asked the experts
A carbon tax would make companies think harder about using fossil fuels, which spur rising acidity in the seas
We spent twenty-four hours on a Greenpeace boat in the Gulf of Mexico looking for oil and dispersant among marine life. On the six-month anniversary of the leak, we report back
The Triassic die-off is one of 5 mass extinctions on Earth in the past 542 million years.
Launch the gallery below, and enjoy our favorite pictures of the year, all in one place
With the upcoming release of the major motion picture Europa Report, a couple of Jet Propulsion Lab scientists explain how science fiction has evolved in response to our growing understanding of space.
Newsworthy eye candy
It is the best of what's new.
Solving the mysteries of the universe
We've rounded up 2014's most mind-blowing images for your viewing pleasure
The quest to understand, explore, and protect the amazing animals
Geoengineering is always controversial, but it's even more controversial when you don't tell anyone first.
New designs make suffering through freezing desolation in the name of research actually look okay.
Yes, we included the weasel riding the woodpecker
A state-by-state breakdown of policies that could change your community.
This is a whole new kind of waterproof.
Location matters. Especially to extinction-causing asteroids.
To reach the bottom of all five oceans, this Texas businessman commissioned “the most significant vehicle since Apollo 11.”