Cities could reduce their pollen count by planting street trees that produce very little of it, writes Thomas Leo Ogran, author of the book Allergy-Free Gardening. American cities weren’t always hotbeds of springtime sneezing. Rather, he writes, they became much more allergenic in the 60s and 70s when Dutch elm disease killed many of the low-pollen American elms that lined the streets in cities across the country. Their replacements were highly allergenic, and are responsible for the wheezing, drowsiness and watery eyes that we now associate with this time of year.
Even before birth, our brains are taking note of the languages we hear.
Since JWST first glimpsed the Universe, we've entered a new era in understanding the earliest objects in the Universe. What have we learned?
U.S. particle physicists recently recommended a list of major research projects that they hope will receive federal funding.
Looking back on our planet's early history offers a new (and less crazy) meaning for the idea of a "flat Earth."
Bestselling cookbook author and New York Times food columnist Mark Bittman stopped by the Big Think offices a few weeks ago to talk with us about eating, cooking, and the […]