At a distance of about 1,400 parsecs (4,600 light-years), Cygnus OB2 is the closest massive young association to the Sun. It contains hundreds of massive stars as well as thousands of lower-mass stars ...

Dedicated to the Egyptian deity Khnum, the temple of Esna is one of the last examples of ancient Egyptian temple architecture. Only the vestibule, called the pronaos, of the original temple complex ...

Paleontologists have found a fossilized jaw fragment and three isolated teeth from a new, relatively large (by Late Cretaceous standards) metatherian species in the layers of the Williams Fork ...

Dietary interventions with pistachios — a bioavailable source of the xanthophyll lutein — are efficacious in increasing macular pigment optical density (MPOD) in healthy adults, according to a new ...

The El Niño-Southern Oscillation, which is characterized by irregular alternations between anomalously warm (El Niño) and cold (La Niña) conditions, was present at least 250 million years in the past, ...

Archaeologists in Armenia have discovered the remains of an early Christian church at the site of the ancient city of Artaxata. Artaxata, also known as Artashat, was a major city of ancient Armenia ...

In 2000, archaeologists discovered the 300,000 to 400,000-year-old remains of three ancient elephants along with 87 stone tools at the Pampore in the Kashmir Valley, India. In a new paper in the ...

Paleontologists say they have discovered the first fossil of an Australian sawfly species, Baladi warru, found at McGraths Flat in central New South Wales. Baladi warru lived in Australia during the ...

The well-studied V404 Cygni, an X-ray binary hosting a low-mass black hole, is part of a wide hierarchical triple with a tertiary companion at least 3,500 astronomical units (AU) away from the inner ...

In the study, University of Maryland paleontologist Thomas Holtz Jr. and his colleagues examined two-toed footprints produced by a small, bird-like microraptorine dinosaur moving at high speed.

Betelgeuse, also known as Alpha Orionis or Alpha Ori, is the second-closest red supergiant to Earth. From November 2019 to March 2020, this star experienced a historic dimming of its visible ...

Using the Gemini Multi-Object Spectrograph (GMOS) on the Gemini North telescope at NSF’s International Gemini Observatory, operated by NOIRLab, astronomers have captured a stunning image of NGC 1270 ...