An analysis of four ancient skulls found in Mexico suggests that the first humans to settle in North America were more biologically diverse than scientists had previously believed.
Archaeology
Jan 29, 2020
5
3400
A University of California, Berkeley, archaeologist has dug up ancient human feces, among other demographic clues, to challenge the narrative around the legendary demise of Cahokia, North America's most iconic pre-Columbian ...
Archaeology
Jan 27, 2020
15
4122
A new study in the journal Nature Sustainability overturns long-held interpretations of the role humans played in shaping the American landscape before European colonization. The findings give new insight into the rationale ...
Earth Sciences
Jan 20, 2020
0
141
Log cabins in West Virginia's Appalachian Mountains have a story to tell: when people leave, the forest takes over.
Archaeology
Jan 8, 2020
0
60
Air pollution is composed of particles and gases that can have negative impacts on both the environment and human health. Technologies to mitigate pollution have become widespread in recent years, but scientists are now exploring ...
Environment
Nov 6, 2019
1
0
Native American use of galena at Kincaid Mounds, a settlement occupied during the Mississippian period (1150 to 1450 CE), resulted in more than 1.5 metric tons of lead pollution deposited in a small lake near the Ohio River. ...
Environment
Oct 21, 2019
2
148
About a quarter of Navajo women and some infants who were part of a federally funded study on uranium exposure had high levels of the radioactive metal in their systems, decades after mining for Cold War weaponry ended on ...
Environment
Oct 8, 2019
0
35
A nearly 4,000-year-old burial site found off the coast of Georgia hints at ties between hunter-gatherers on opposite sides of North America, according to research led by faculty at Binghamton University, State University ...
Archaeology
Oct 7, 2019
0
321
As neighborhood and city planners design ways to reuse vacant land in cities like Detroit, a researcher at the University of Michigan is urging them to look at the footpaths of people who already live there—literally.
Environment
Sep 24, 2019
0
14
Etched onto the steep walls of Arizona's 6,000-foot-deep, 277-mile-long Grand Canyon are clues that chronicle the sweeping changes the region has experienced during the past two billion years. The canyon's colorful layers ...
Earth Sciences
Sep 23, 2019
0
9
