The Canyon's Age Sparks Fierce Scientific Debate Scientists have spent over a century arguing about when the Colorado River ...

Citizen paleontologists” can keep the fossils they uncover around Europe’s largest port. All the professionals ask is that ...

Vaquita is the most critically endangered marine animal on Earth. Learn about the Vaquita, the world's rarest sea mammal, ...

There's always something new we can learn about the world. Some people get discouraged by the bad experiences they've had at ...

After nearly a half-century of doing television news, Deborah Norville, the former Chicago star who became the longest-serving female anchor in TV history at the nationally syndicated “Inside ...

Archaeotherium, or North American "hell pigs," had different feeding strategies depending on their size, according to ...