An unexpected discovery by an Iowa State University researcher suggests that the first humans may have arrived in North America more than 30,000 years ago—nearly 20,000 years earlier than originally thought.
Archaeology
Jun 2, 2021
4
1101
(PhysOrg.com) -- As a new mother herself, Brenda Lohman admits to being shocked by the results of a new study she co-authored. It found that among nearly 1,000 low-income families in three major cities, one in four children ...
Social Sciences
Aug 13, 2009
6
0
Was it a catastrophic collision in the star's asteroid belt? A giant impact that disrupted a nearby planet? A dusty cloud of rock and debris? A family of comets breaking apart? Or was it alien megastructures built to harvest ...
Astronomy
Nov 25, 2015
6
1109
The protein that has long been suspected by scientists of being the master switch allowing brains to function has now been verified by an Iowa State University researcher.
Biochemistry
May 7, 2010
1
0
Imagine you want to build an intricate work of architecture, like a castle.
Bio & Medicine
Jun 28, 2016
0
19
Astronomers from the United States and South Korea have made the first high-resolution, radio telescope observations of the molecular clouds within a massive star-forming region of the outer Milky Way.
Astronomy
Apr 15, 2019
1
515
Even if you weren't a physics major, you've probably heard something about the Higgs boson.
General Physics
Jan 19, 2021
0
5502
Like fingerprints, a firearm's discarded shell casings have unique markings. This allows forensic experts to compare casings from a crime scene with those from a suspect's gun. Finding and reporting a mismatch can help free ...
Mathematics
Oct 2, 2023
0
10
Allen Lawrence, wrapping up a long career as an electrical engineer, was serious about moving his astronomy hobby beyond the 20-inch telescope he'd hauled to star parties under the dark skies of Texas and Arizona.
Astronomy
Feb 5, 2020
11
803
NASA's SOFIA aircraft, a 747 loaded with a 2.5-meter telescope in the back and stripped of most creature comforts in the front, took a big U-turn over the Pacific west of Mexico.
Astronomy
May 2, 2017
1
440
