40-million-year-old pine cone reveals the first fossil record of “precocious germination,” with sprouts emerging into the resin.
40-million-year-old pine cone reveals the first fossil record of “precocious germination,” with sprouts emerging into the resin.
Wildfires accelerate the range shifts of several species of trees in the American West, according to new research.
Researchers say the benefits of connecting the eastern and western grids far exceed the projected $50 billion cost.
A new ultrasound technique avoids invasive brain surgery for Parkinson’s symptoms in patients who don’t respond to medication.
Solid carbon dioxide on the dark side of the moon could be used in rocket fuel and even steel for construction, say experts.
Explosive eruptions triggered climate changes that doomed dynasties as crops and livestock failed, says study.
Volcanic fields pepper the southwestern U.S., posing a risk of new eruptions that could cause widespread devastation.
Seal pups are in rare company, as very few mammals can change their vocal pitch.
An Italian friar wrote a history of the world in 1345 that mentioned lands discovered by Norsemen in North America.