Ambitious projects aim to put dire wolves, woolly mammoths and passenger pigeons back into our ecosystems. But with so many ...

What are the odds of drilling a two-inch hole and hitting a 67.5-million-year-old dinosaur bone over 760 feet below a museum parking lot? Statistically speaking, it’s nearly impossible. As Denver ...

With Trump’s new budget cutting NASA science programs, the Mars Sample Return mission could be replaced by a private-sector ...

Quantum physics is a branch of science that studies the tiniest things in the universe, like atoms and the even smaller parts ...

On a small, gently rocking research boat anchored just offshore in Chesapeake Bay, I lowered a sterile plastic bottle into ...