Hidden beneath the soil of the forest understory is a labyrinth of fungal connections between tree roots that scientists call the mycorrhizal network.
Residues from consumer products may stop sea life from developing normally.
Ken Jennings tells the strange story of an island between India and Bangladesh that was discovered in the 1970s, all but disappeared by 2014, and was contentious for its entire existence.
California has lost half its big trees since the 1930s, according to a study to be published Tuesday in the Proceedings of the National Academy of Sciences -- and climate change seems to be a major factor.
Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.