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Dwarf Planet Ceres is Water-Rich World, New Research Suggests

This false-color image shows the dwarf planet Ceres. Image credit: NASA / JPL-Caltech / UCLA / MPS / DLR / IDA.
Aug 10, 2020 by News Staff

High-resolution observations from NASA’s Dawn spacecraft of mysterious bright spots (faculae) in Occator crater on the dwarf planet Ceres suggest the existence of a brine reservoir — which is about 40 km (25 miles) deep and hundreds of km wide — that emerged to the surface through long-lived cryovolcanic activity as a consequence of the impact that created the crater. This false-color image shows the dwarf planet Ceres. Image credit:...

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Tanystropheus hydroides. Image credit: Emma Finley-Jacob.

Triassic Aquatic Reptile Had Extraordinarily Long Neck

Aug 10, 2020 by News Staff

Tanystropheus hydroides, the newly-described species of reptile that lived 242 million years ago (Triassic period), was about 6 m (20 feet) long, with...

This image of Eurybates and its moon (circled) was captured by Hubble’s Wide Field Camera 3 (WFC3) on September 14, 2018. Image credit: NASA / ESA / Hubble / Noll et al, arXiv: 2008.01858.

Hubble Spots Small Moon Orbiting Trojan Asteroid Eurybates

Aug 10, 2020 by Natali Anderson

The trojan asteroid (3548) Eurybates, one of the targets of NASA’s upcoming Lucy mission, has a tiny moon. This image of Eurybates and its moon (circled)...

Denisovans Interbred with Mysterious Archaic Hominin: Study

Aug 7, 2020 by News Staff

In a new study published in the journal PLoS Genetics, researchers analyzed the genomes of two Neanderthals, a Denisovan, and two African humans; and found...

This illustration uses data obtained by NASA’s Juno mission to depict high-altitude electrical storms on Jupiter. Juno’s Stellar Reference Unit camera detected unusual lightning flashes on Jupiter’s dark side during the spacecraft’s close flybys of the planet. Image credit: NASA / JPL-Caltech / SwRI / MSSS / Gerald Eichstädt.

Juno Discovers ‘Shallow Lightning’ on Jupiter

Aug 6, 2020 by News Staff

An unexpected form of electrical discharge, ‘shallow lightning’ originates from Jovian clouds containing an ammonia-water solution, according to a...

The tuatara (Sphenodon punctatus). Imager credit: Michael Hamilton, Digitaltrails / CC BY-SA 3.0.

Scientists Sequence Genome of Tuatara

Aug 6, 2020 by News Staff

An international team of researchers has sequenced and analyzed the genome of the tuatara (Sphenodon punctatus), the only living member of the reptilian...

An artist’s conception of the dwarf star TVLM-513-46546 and its massive planet TVLM 513b. Image credit: Luis A. Curiel Ramirez.

Radio Astronomers Discover Saturn-Sized Exoplanet around Ultracool Dwarf

Aug 5, 2020 by Natali Anderson

Astronomers using NSF’s Very Long Baseline Array, a continentwide system of 10 radio telescope antennas located between Hawaii and Puerto Rico, have...

A camelid figurine made of Spondylus shell and a rolled gold sheet found in a stone offering box from Lake Titicaca. Image credit: T. Seguin, Université libre de Bruxelles.

Archaeologists Find Shell Llama and Gold Foil in Inca Offering Box from Lake Titicaca

Aug 5, 2020 by Enrico de Lazaro

Archaeologists from the Pennsylvania State University and the Université libre de Bruxelles have found a stone offering box near a reef close to the north-eastern...

Plumage of the 99-million-year-old enantiornithine bird. Image credit: Xing et al, doi: 10.3389/feart.2020.00264.

99-Million-Year-Old Bird Wings and Feet Found Encased in Amber

Aug 4, 2020 by Natali Anderson

The partial skeletal remains of an enantiornithine bird that lived 99 million years ago (Cretaceous period) have been found preserved in a piece of amber...

A larval sunfish (Mola sp.) collected off New South Wales coast, Australia. Image credit: Kerryn Parkinson / Australian Museum.

Giant Sunfish Develop from Tiny Larvae, Marine Biologists Say

Aug 4, 2020 by News Staff

An international team of marine biologists has for the first time genetically identified a larva of the bump-head sunfish (Mola alexandrini). A larval...

Lagoon on Teti’aroa. Image credit: Guillaume Molle.

Tiny Polynesian Atoll was Holiday Getaway for Tahitian Royalty

Aug 4, 2020 by News Staff

A team of archaeologists has uncovered two ancient archery platforms and a huge open-air altar on the Polynesian atoll of Teti’aroa, once owned by Hollywood...

A view of Mars showing the planet’s northern polar ice cap. Image credit: ISRO / ISSDC / Emily Lakdawalla.

Ice Sheets Covered Southern Highlands of Early Mars

Aug 3, 2020 by News Staff

The southern highlands of Mars are dissected by hundreds of ancient valley networks (3.9-3.5 billion years old), which are evidence that water once sculpted...

VLT/SPHERE/ZIMPOL images of (31) Euphrosyne. Image credit: Yang et al, arXiv: 2007.08059.

VLT Measures Main-Belt Asteroid Euphrosyne and Its Moon

Aug 3, 2020 by Natali Anderson

Using the high-angular resolution observations from ESO’s Very Large Telescope (VLT), astronomers have determined the 3D shape, diameter and density...

Tetragonula carbonaria worker bees are observed to spend time clustered at the growing edges of terraces. Image credit: Tim Heard.

Chemists Find Biologically Active Sugar in Honey of Stingless Bees

Aug 3, 2020 by Sergio Prostak

An unusual bioactive disaccharide called trehalulose is a major component of stingless bee honeys from Malaysia, Australia and Brazil, according to a new...

Stonehenge. Image credit: Regina Wolfs.

Archaeologists Pinpoint Source of Stonehenge’s Sarsen Megaliths

Jul 31, 2020 by News Staff

A team of researchers from the UK and South Africa has discovered that most of the hulking sandstone boulders — called sarsens — that make...

An artist’s illustration of SN 1987A. Image credit: NRAO / AUI / NSF / B. Saxton.

ALMA May Have Found Neutron Star in Supernova Remnant SN 1987A

Jul 31, 2020 by News Staff

Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have found new evidence that a very young neutron star is hiding deep inside...

The Mars 2020 Perseverance Rover and Ingenuity helicopter are on the way to Mars after the July 30 7:50 a.m. launch from Cape Canaveral Air Force Station. Image credit: NASA.

Perseverance Launches to Hunt for Signs of Ancient Martian Life

Jul 30, 2020 by Enrico de Lazaro

NASA’s Mars 2020 Perseverance rover and Ingenuity helicopter launched on a United Launch Alliance Atlas V 541 rocket from Space Launch Complex 41 at...

Researchers Observe Formation of Four-Stranded DNA in Living Human Cells

Jul 30, 2020 by News Staff

DNA usually forms the classic double helix shape — two strands wound around each other. Several other structures have been formed in the lab, but...

An artist’s impression of the thin stream of stars torn from the Phoenix globular cluster, wrapping around the Milky Way (left). Wan et al targeted bright red giant stars (right) to measure the chemical composition of the disrupted Phoenix globular cluster. Image credit: James Josephides, Swinburne Astronomy Productions / S5 Collaboration.

Ancient Globular Cluster Was Tidally Disrupted by Milky Way Two Billion Years Ago

Jul 30, 2020 by News Staff

The Phoenix stellar stream, a thin over-density of stars in the halo of our Milky Way Galaxy originally identified by the Dark Energy Survey, is composed...

An artist’s impression of the magnetar SGR 1935+2154. Image credit: ESA.

Astronomers Detect Short Bursts of Radio Waves from Distant Magnetar

Jul 30, 2020 by News Staff

Using ESA’s International Gamma-Ray Astrophysics Laboratory (Integral), NASA’s Neil Gehrels Swift Observatory and several radio telescopes, astronomers...

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