For 1200 years, the Maya dominated Central America. At their peak around 900 A.D., Maya cities teemed with more than 2,000 people per square mile -- comparable to modern Los Angeles County. Even in rural areas the Maya numbered ...
Archaeology
Oct 7, 2009
16
0
Looking under the microscope, a group of cells slowly moves forward in a line, like a train on the tracks. The cells navigate through complex environments. A new approach by researchers involving the Institute of Science ...
Cell & Microbiology
Jun 19, 2024
0
69
New simulations provide mathematical support for the theory that the spread of political ideas across international borders may have a big impact on election outcomes, and that small actions boosting a minority idea can gradually ...
Social Sciences
May 29, 2024
0
15
Computer simulations by astronomers support the idea that dark matter—matter that no one has yet directly detected but which many physicists think must be there to explain several aspects of the observable universe—exists, ...
Astronomy
Apr 30, 2024
0
112
For years, scientists have been intrigued by how molecules move across surfaces. The process is critical to numerous applications, including catalysis and the manufacturing of nanoscale devices.
Nanomaterials
Apr 11, 2024
0
41
During the Late Pleistocene, California—at least at its lower elevations—was teeming with vegetation. While much of North America was covered in Ice Age glaciers, here, mastodons lumbered across verdant meadows, stopping ...
Ecology
Mar 27, 2024
0
45
Have you ever wondered about the best way to pack a finite number of identical spheres into a shape-shifting flexible container, like a convex hull?
Mathematics
Jan 31, 2024
0
61
Weeds have always been a significant problem for agriculture. They compete with crops for resources such as light, water and nutrients, which can result in severe yield losses.
Molecular & Computational biology
Aug 18, 2023
0
1
Scientists have conducted the first ever 3D simulation of a star's entire evolutionary phase thanks to new simulation technologies.
Astronomy
Aug 14, 2023
0
52
Humans have been entranced by the unique beauty and physical properties of glass, producing jewelry, containers, and tools from the material for millennia. However, the physics underlying the phenomenon of glass formation ...
Condensed Matter
Aug 8, 2023
0
142
