Geologist investigates canyon carved in just three days in Texas flood
In the summer of 2002, a week of heavy rains in Central Texas caused Canyon Lake -- the reservoir of the Canyon Dam -- to flood over its spillway and down the Guadalupe River Valley in a planned diversion ...
High-speed imaging captures raindrops releasing clouds of aerosols on impact
Ever notice an earthy smell in the air after a light rain? Now scientists at MIT believe they may have identified the mechanism that releases this aroma, as well as other aerosols, into the environment.
Studies fault warming in much of 2013 wild weather (Update 2)
Scientists looking at 16 cases of wild weather around the world last year see the fingerprints of man-made global warming on more than half of them.
Climate change will make some tropical regions wetter – then dry them out
Some parts of South America are projected to get wetter this century due to climate change, but then dry out again after 2100 as patterns of rainfall shift southwards – according to research involving the ...
Using moving cars to measure rainfall
Drivers on a rainy day regulate the speed of their windshield wipers according to rain intensity: faster in heavy rain and slower in light rain. This simple observation has inspired researchers from the University ...
Extreme weather events fuel climate change
When the carbon dioxide content of the atmosphere rises, the Earth not only heats up, but extreme weather events, such as lengthy droughts, heat waves, heavy rain and violent storms, may become more frequent. ...
Ancient Pa. dwelling still divides archaeologists
A fluke rainstorm at an ancient rock shelter in western Pennsylvania has brought a renowned archaeologist back to the site of where a furious debate was launched in 1973 over when the first humans came to ...
Robot discovers chambers under ancient Mexico temple
A small robot has discovered three possible burial chambers under a temple in Mexico's pre-Hispanic city of Teotihuacan, a find that may reveal secrets about funeral rituals in the ancient site.
Less rainfall expected for the Hawaiian Islands
Almost imperceptibly, rainfall over the Hawaiian Islands has been declining since 1978, and this trend is likely to continue with global warming through the end of this century, according to a team of scientists ...
Smog-eating pavement on 'greenest street in America'
The big rigs rattling past smokestacks sure don't make this Chicago roadway look like the greenest street in America.
Large, ancient landslides delivered preferred upstream habitats for coho salmon
A study of the Umpqua River basin in the Oregon Coast Range helps explain natural processes behind the width of valleys and provides potentially useful details for river restoration efforts designed to improve ...
Roots of deadly 2010 India flood identified; Findings could improve warnings
(Phys.org)—On the night of Aug. 5, 2010, as residents slept, water began rushing through Leh, an Indian town in a high desert valley in the Himalayas.
NASA sees Hurricane Isaac affecting the Northern Gulf Coast (w/ Video)
(Phys.org)—NASA and NOAA satellites continue to provide detailed information on Hurricane Isaac as the storm bears down on the U.S. Gulf coast. NASA's TRMM and Terra satellites captured imagery, and NOAA's ...
NASA checks for damage after possible lightning
Thunderstorms threatened to delay NASA's last space shuttle launch set for Friday with lightning striking near the pad as astronauts descended on Cape Canaveral by the dozens on the eve of the historic flight.