Training for his upcoming fight against Kelvin Gastelum at UFC 234, middleweight champion Robert Whittaker has a spreadsheet that predicts how he's going to feel before he starts training.
Biologists use GPS loggers, cameras and radio transmitters to spy on Denali's top predator.
Without wolves, Alaska's Denali wilderness ecosystem could collapse. So scientists track their every movement.
The gray wolf plays a key role in preserving the natural ecosystem of Alaska's Denali National Park.
This indigenous tribe in Brazil is defending the world's biggest rainforest.
The Surui tribe in Brazil turn to smartphones and Google to save their land and their culture.
New early warning systems mean scientists can better forecast when a mountain is about to blow its top.
Eruptions happen. Science can help us get out of the way.