Paleontologists have found two fossilized teeth of extinct cursorial hyenas (genus Chasmaporthetes) in the remote Old Crow River region in northern Yukon...
A team of researchers from the University of Queensland and the University of Alabama has found that the first multicellular organisms probably weren’t...
Leptin, a hormone secreted by fat cells, informs the brain about sufficiency of fuel stores. When insufficient, leptin levels fall, triggering increases...
An international team of researchers has found that the inhabitants of the Neolithic settlement Çatalhöyük (7100-5950 BCE) experienced overcrowding,...
According to new research led by Rochester Institute of Technology (RIT), the collision of the recently-discovered dwarf galaxy Antlia 2 with our Milky...
Domestication shaped wolves (Canis lupus) into dogs (Canis familiaris) and transformed both their behavior and their anatomy. A new study, published in...
Cerebrovascular changes, including reduced cerebral blood flow, occur early in the development of Alzheimer’s disease and may accelerate disease progression....
The NASA/ESA Hubble Space Telescope has captured a striking new photo of the irregular galaxy IC 10.
This Hubble image shows the irregular galaxy IC 10....
The domesticated almond tree (Prunus amygdalus) has been feeding humans for millennia. Derivation from the wild, bitter, and toxic almond required loss...
According to new research, published in the published in the Proceedings of the Royal Society B, Indo-Pacific bottlenose dolphins (Tursiops aduncus) living...
Paleontologists have unearthed fossils of a giant trilobite species that inhabited Australian waters approximately 500 million years ago (Cambrian period).
An...
A starburst galaxy called ESO 495-21 is just 3,000 light-years across, but it harbors a black hole of about one million solar masses at its core. This...
Reduced levels of circulating vitamin K are linked to an increased risk of mobility limitation and disability in older adults, according to a study published...
A perfectly preserved head of a large wolf has been unearthed from the melting permafrost in eastern Siberia.
The head of a Pleistocene wolf. Image credit:...
Professor John Terning and Dr. Christopher Verhaaren from the University of California, Davis, have a new candidate for dark matter — a dark monopole...
Astronomers using the NASA/ESA Hubble Space Telescope have discovered that the yellow color visible on portions of the surface of Europa, the second Galilean...
Nitric oxide (NO), a radical gas molecule produced by nitric oxide synthase, prevents high blood pressure and artery plaque build-up in the human body....
Pterosaurs were winged flying reptiles that lived at the same time as dinosaurs, between 210 million and 65 million years ago. Previously, they were thought...
Two new species of shrewlike rats have been discovered living in the montane and mossy forests of Luzon Island, Philippines.
The Mingan shrew-rat (Rhynchomys...
Galaxies are important building blocks of the Universe. Some are simple, while others are very complex in structure. In 1927, as one of the first steps...
