Titan, Saturn's largest moon, is the only other planetary body in the solar system that currently hosts active rivers, lakes, and seas. These otherworldly river systems are thought to be filled with liquid methane and ethane ...
Planetary Sciences
Jun 19, 2024
0
1522
A vast ocean likely covered one-third of the surface of Mars some 3.5 billion years ago, according to a new study conducted by University of Colorado at Boulder scientists.
Earth Sciences
Jun 13, 2010
4
1
The first-ever study to map U.S. wild bees suggests they are disappearing in the country's most important farmlands—from California's Central Valley to the Midwest's corn belt and the Mississippi River valley.
Ecology
Feb 19, 2017
0
954
Just last year, researchers were saying there was no end in sight for California's recent drought. During the past four years—the driest the state has been in a half-century— reservoirs and lake levels plummeted, leaves ...
Environment
Jan 15, 2016
0
138
In the month of October, the Mississippi River has seen record low levels from Illinois to Louisiana. In Baton Rouge, the level is revealing a more than 100-year-old sunken ferry and the underbelly of the USS Kidd.
Environment
Oct 28, 2022
0
51
Pitch-black darkness. Crushing squeezes, muddy passages, icy waterfalls. Bats and spiders. Abseiling over ledges into the unknown. How far would you go for a fossil?
Paleontology & Fossils
Apr 29, 2024
0
65
(PhysOrg.com) -- A set of recent papers, many of which draw on data from NASA's Cassini spacecraft, reveal new details in the emerging picture of how Saturn's moon Titan shifts with the seasons and even throughout the day. ...
Space Exploration
Feb 23, 2012
6
0
(PhysOrg.com) -- A team of archaeologists from the University of Chicago's Oriental Institute, along with a team of Syrian colleagues, is uncovering new clues about a prehistoric society that formed the foundation of urban ...
Archaeology
Apr 6, 2010
3
0
On Earth, river erosion is usually a slow-going process. But on Mars, massive floods from overflowing crater lakes had an outsized role in shaping the Martian surface, carving deep chasms and moving vast amounts of sediment, ...
Planetary Sciences
Sep 29, 2021
3
276
The rapid decline of the Hopewell culture about 1,500 years ago might be explained by falling debris from a near-Earth comet that created a devastating explosion over North America, laying waste to forests and Native American ...
Archaeology
Feb 1, 2022
0
165
