As a fighter jet quickly ascends and accelerates forward, a sonic boom reverberates across the jet's surface and through the surrounding sound waves. At best, it's unpleasant noise pollution. At worst, it can damage the surface ...
General Physics
Sep 19, 2019
0
4
More than 3,500 years ago, a rising kingdom called the Hittite Empire was expanding, testing the limits of its strength. It would soon destroy Babylon, but first, its army sacked and burned a city nestled in the mountains ...
Archaeology & Fossils
Aug 30, 2019
0
830
Stone tools and other artifacts unearthed from an archeological dig at the Cooper's Ferry site in western Idaho suggest that people lived in the area 16,000 years ago, more than a thousand years earlier than scientists previously ...
Archaeology & Fossils
Aug 29, 2019
15
1222
There is now a "Rolling Stones Rock" on Mars, and it's giving Mick, Keith and the boys some serious satisfaction.
Space Exploration
Aug 23, 2019
2
14
Stone tools uncovered in Mongolia by an international team of archaeologists indicate that modern humans traveled across the Eurasian steppe about 45,000 years ago, according to a new University of California, Davis, study. ...
Archaeology & Fossils
Aug 16, 2019
13
2350
When it comes to cultural heritage sites, there are few things historians wouldn't do to preserve them for future generations. In particular, stone buildings and sculptures made of plaster and marble are increasingly at risk ...
Nanomaterials
Aug 07, 2019
0
13
A team of researchers at the University of Salford in the U.K. has revealed how voices would have sounded 4,000 years ago inside of the Stonehenge monument. The group made a recording of their efforts and posted the results ...
Cornell astronomers have reached into nature's color palette from early Earth to create a cosmic "cheat sheet" for looking at distant worlds. By correlating tints and hues, researchers aim to understand where discovered exoplanets ...
Astronomy
Jul 10, 2019
0
100
Archaeologists working in two Italian caves have discovered some of the earliest known examples of ancient humans using an adhesive on their stone tools—an important technological advance called "hafting."
Archaeology & Fossils
Jun 26, 2019
0
12
A team of researchers affiliated with several institutions in Brazil and the U.K., has found evidence of capuchin monkeys using stone tools as far back as 3,000 years ago. In their paper published in Nature Ecology and Evolution, ...
