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Las Cumbres/Hubble composite image of the electron-capture supernova SN 2018zd (the large white dot on the right) and the host starburst galaxy NGC 2146 (toward the left). Image credit: NASA / ESA / Hubble / STScI / J. DePasquale, Las Cumbres Observatory.

Astronomers Discover Third Type of Supernova

Jun 29, 2021 by News Staff

An international team of astronomers has discovered the first convincing evidence for an electron-capture supernova, which is thought to arise from the...

In healthy eyes, photopic visual acuity improved significantly after cocoa flavanols ingestion and showed a non-significant trend to an improvement with red-berries anthocyanins. Image credit: Sci-News.com.

Study: Eating Pure Cocoa Improves Visual Acuity in Daylight

Jun 29, 2021 by Natali Anderson

A duo of researchers in Spain has examined the acute effect of compounds found in cocoa and red berries on retinal functions in healthy eyes. In healthy...

This illustration shows comet Bernardinelli-Bernstein as it might look in the outer Solar System. Image credit: NOIRLab / NSF / AURA / J. da Silva.

Astronomers Discover Giant Comet in Outer Solar System

Jun 29, 2021 by News Staff

Comet Bernardinelli-Bernstein, which is between 100 and 200 km (62-124 miles) across, will make its closest approach to the Sun in 2031, according to an...

A reconstruction of Homo longi in his habitat. Image credit: Chuang Zhao.

146,000-Year-Old Archaic Human Cranium Represents New Species: Homo longi

Jun 28, 2021 by News Staff

Homo longi is phylogenetically closer to Homo sapiens than to Neanderthals or other archaic humans, according to new research described in The Innovation. A...

The 2,100-year-old Roman military camp of Lomba do Mouro in Melgaço, Portugal. Image credit: University of Exeter.

Ancient Roman Military Camp Uncovered in Portugal

Jun 28, 2021 by News Staff

The 2,100-year-old camp of Lomba do Mouro in Melgaço, Portugal, was used by around 10,000 Roman soldiers sent to conquer Northwest Iberia. The 2,100-year-old...

The fossilized remains of the Nesher Ramla hominin. Image credit: Tel Aviv University.

Nesher Ramla Hominin: Previously Unknown Type of Homo Discovered

Jun 25, 2021 by News Staff

The Nesher Ramla hominins lived between 420,000 and 120,000 years ago in the Middle East and had a distinctive combination of Neanderthal (especially the...

The postmenopausal females studied by Hernández-González et al. did not gain body weight with chocolate intake. Image credit: Sci-News.com.

High Intake of Chocolate in the Morning Could Help Burn Body Fat, Reduce Blood Glucose Levels

Jun 25, 2021 by Natali Anderson

A new study, led by Brigham and Women’s Hospital scientists, suggests that having chocolate in the morning or in the evening/night results in differential...

Denisova Cave in the Altai Mountains of southern Siberia. Image credit: Alex Demin / CC BY-SA 4.0.

Ancient DNA Analysis Sheds New Light on Occupational History of Denisova Cave

Jun 24, 2021 by News Staff

In a new study published this week in the journal Nature, an international team of researchers analyzed DNA from more than 700 sediment samples that were...

The European water vole (Arvicola amphibius). Image credit: Peter Trimming / CC BY 2.0.

Scientists Sequence Genome of European Water Vole

Jun 24, 2021 by News Staff

A team of UK researchers has decoded the complete genome of a semi-aquatic mammal called the European water vole (Arvicola amphibius). The European water...

The mottled cup moth caterpillar (Doratifera vulnerans). Image credit: Jiayi Jin.

Australian Cup Moth Caterpillars Produce Highly Complex Venom

Jun 23, 2021 by News Staff

Contrary to dogma that defensive venoms are simple in composition, mottled cup moth caterpillars (Doratifera vulnerans) produce a very complex venom containing...

The ancient Maya city of Tikal in northern Guatemala. Image credit: Gerd Eichmann / CC BY-SA 4.0.

Ancient Maya Maintained Native Tropical Forest Plants around Their Water Reservoirs

Jun 23, 2021 by News Staff

The banks of the artificial water reservoirs in Tikal, a major city of the ancient Maya world in what is now northern Guatemala, were primarily fringed...

Oxyuropoda ligioides in its 365-million-year-old continental environment (Kiltorcan, Kilkenny, Ireland). Image credit: Diane Dabir Moghaddam.

Ancient Woodlice Cousins Lived in Ireland 360 Million Years Ago

Jun 23, 2021 by News Staff

Paleontologists have performed a complete re-analysis of Oxyuropoda ligioides, a land-based peracarid crustacean first reported in 1908 from the Late Devonian...

A part of the Boltysh impact structure near the village of Bovtyshka in Kivorohrads’ka oblast, Ukraine. Image credit: Wisetus / CC BY-SA 4.0.

Giant Meteorite Landed in Ukraine 650,000 Years after Dinosaur-Killing Chicxulub Event

Jun 22, 2021 by News Staff

About 66 million years ago, a 10-km- (6.2-mile) wide asteroid crashed into Earth near the site of the small town of Chicxulub in what is now Mexico. While...

The 110-million-year-old dinosaur footprints in Folkestone, Kent, southern England. Image credit: Hadland et al., doi: 10.1016/j.pgeola.2021.04.005.

UK’s Youngest Dinosaur Footprints Found

Jun 21, 2021 by News Staff

The 110-million-year-old footprints discovered in Kent, southern England, were left by three types of dinosaurs, including theropod, ornithopod, and ankylosaur...

Life reconstruction of Paraceratherium linxiaense. Image credit: Yu Chen.

Fossils of New Giant Rhino Species Found in China

Jun 18, 2021 by Enrico de Lazaro

A new species of the giant rhinoceros genus Paraceratherium has been identified from the fossilized remains found in Gansu Province, northwestern China. Life...

Latimeria chalumnae off Pumula on the KwaZulu-Natal South Coast, South Africa, on November 22, 2019. Image credit: Bruce Henderson, doi: 10.17159/sajs.2020/7806.

African Coelacanths Can Live for Up To 100 Years, Scale Analysis Shows

Jun 18, 2021 by News Staff

African coelacanths (Latimeria chalumnae) reach maturity around the age of 55 and gestate their offspring for 5 years, according to a study published in...

This artist’s impression was generated using an image of Betelgeuse from 2019 taken with the SPHERE instrument on ESO’s Very Large Telescope. Image credit: ESO / NASA / ESA / Hubble / M. Kornmesser.

Dust Cloud Caused Betelgeuse’s Great Dimming Event, Astronomers Say

Jun 17, 2021 by News Staff

Betelgeuse, which is located roughly 724 light-years away in the constellation of Orion, is the second-closest red supergiant to Earth. From November 2019...

9,000-Year-Old Obsidian Tools Found at Bottom of Lake Huron

Jun 16, 2021 by Enrico de Lazaro

The two ancient obsidian flakes recovered from a now submerged archaeological site beneath Lake Huron represent the oldest and farthest east confirmed...

An artist’s impression of Oculudentavis naga, which was between 5 and 8 cm (2-3 inches) long, not including its tail. Image credit: Stephanie Abramowicz / Peretti Museum Foundation / Current Biology.

Oculudentavis is Bizarre Lizard, Not Bird-Like Dinosaur

Jun 15, 2021 by News Staff

In 2020, paleontologists described an ancient species, Oculudentavis khaungraae, based on a tiny skull trapped in a piece of Cretaceous-period amber from...