A new study led by the University of Colorado Boulder reveals the complex history behind one of the Grand Canyon's most well-known geologic features: A mysterious and missing gap of time in the canyon's rock record that covers ...
Earth Sciences
Aug 19, 2021
13
2173
One of the most valuable forms of forensic evidence in cases of male-perpetrated sexual assault is the presence of semen, either in the form of stains left behind on items or on swabs collected from victims after an offense. ...
Biochemistry
Aug 19, 2021
0
15
Deep in the dense coastal forests and marshes of the American Southeast lie shell rings and shell mounds left by Indigenous people 3,000 to 5,000 years ago. Now an international team of researchers, using deep machine learning ...
Archaeology
Aug 19, 2021
0
531
It's suspected that about 5,000 years ago a comet may swept within 23 million miles of the Sun, closer than the innermost planet Mercury. The comet might have been a spectacular sight to civilizations across Eurasia and North ...
Astronomy
Aug 19, 2021
1
1255
Human babies are not the only babblers, said a study published Thursday, some bats are also very talkative in their infancy and even make sounds that recall the googoo-gagas of our own tots.
Plants & Animals
Aug 19, 2021
0
527
All animals and plants and other multicellular organisms are covered inside and out with a diverse "microbiome", communities of microorganisms. Most research has focused on microbiomes on land, but what about the microbes ...
Ecology
Aug 19, 2021
0
436
Zebrafish—small, fast-growing creatures who share many of the same genes as humans—are instrumental to many biologists, who find them uniquely well suited for studying a wide range of questions, from how organisms develop ...
Biotechnology
Aug 19, 2021
0
210
Tens of thousands of hydraulic fracturing wells drilled over the past few years from Pennsylvania to Texas to North Dakota have made unconventional oil and gas production part of everyday life for many Americans. This raises ...
Earth Sciences
Aug 19, 2021
4
459
Hurricane Grace grounded flights and forced tourists to spend the night in shelters on Mexico's Caribbean coastline before weakening to a tropical storm on Thursday as it moved inland.
Environment
Aug 19, 2021
0
55
Scientists around the world are developing new hardware for quantum computers, a new type of device that could accelerate drug design, financial modeling, and weather prediction. These computers rely on qubits, bits of matter ...
Nanophysics
Aug 19, 2021
0
566
