Papilio is a large genus of swallowtail butterflies within the family Papilionidae. The only representative of the tribe Papilionini, the genus includes about 200 scientifically recognized species.

Physicists with the ATLAS Collaboration at CERN’s Large Hadron Collider have announced the first observation of VVZ production — a rare combination of three massive vector bosons. As the carriers of ...

A team of geologists from Curtin University has discovered unequivocal evidence for a hypervelocity meteorite impact 3.47 billion years ago (Archean Eon) in the center of the Pilbara region in Western ...

Paleontologists have found the 4.9-million-year-old (Early Pliocene) fossilized remains of the extinct flying squirrel Miopetaurista webbi in Tennessee, the United States. The occurrence of the genus ...

New research demonstrates a potential protective role of citrus fruit on the incidence of depression and suggests that Faecalibacterium prausnitzii, a type of bacteria found in the human gut, and its ...

New observations from the NASA/ESA/CSA James Webb Space Telescope support the presence of three specific features — clouds, hot spots, and changing carbon chemistry — in the atmosphere of the rapidly ...

As our Solar System orbits the Milky Way, it encounters various environments, including dense regions of the interstellar medium. These encounters can expose parts of the Solar System to the ...

The NASA/ESA Hubble Space Telescope has produced an outstanding image of a small fraction of the Veil Nebula, which is part of a supernova remnant called the Cygnus Loop. The Cygnus Loop is a large ...

More than four times stronger than the Gulf Stream, the Antarctic Circumpolar Current (ACC) is the world’s strongest ocean current and plays a disproportionate role in the climate system due to its ...

A new genus and species of titanosaur has been identified from the fossilized remains found in the Hațeg Basin in Transylvania, western Romania. The newly-identified species lived on Hațeg Island, a ...

Described in a paper that appears today in the journal Nature Astronomy, the discovery means habitable exoplanets could have started forming much earlier — before the first galaxies formed and ...

Two young protostars are responsible for the shimmering ejections of gas and dust that gleam in orange, blue, and purple in this color image of a portion of the dark cloud Lynds 483 from the ...