News Archive for November 2022

This colorized photo shows American President Theodore Roosevelt standing behind the carcass of a rhinocerous. Image credit: U.S. Library of Congress.

Rhino Horns Have Gradually Decreased in Size over Past Century, Image-Based Study Shows

Nov 2, 2022 by Enrico de Lazaro

Rhinos are among the most charismatic and well-known mammals on Earth, but they face extinction because of human activities. To learn how to save rhinos,...

UV light-induced fluorescence revealing residual color patterns in Pleuronectites laevigatus: (A-B) left valve with broad radial color bands showing continuation of bands after a growth line only under UV light, Upper Muschelkalk, Trochitenkalk Formation, Germany; (C-D) left valve with zigzag pattern, Upper Muschelkalk, Germany; (A, C) specimens under normal light; (B, D) specimens under UV light; note that in adult specimens of the species auricles are often not preserved. Scale bars - 1 cm. Image credit: Klaus Wolkenstein, doi: 10.1111/pala.12625.

240-Million-Year-Old Scallop Shells Glow under Ultraviolet Light

Nov 2, 2022 by Enrico de Lazaro

University of Bonn researcher Klaus Wolkenstein has examined the fossilized specimens of the Triassic scallop species Pleuronectites laevigatus with preserved...

Several business premises were uncovered in the Byzantine quarter in Ephesus, Turkey. Image credit: OeAW-OeAI / Niki Gail.

Early Byzantine Quarter Unearthed in Ancient City of Ephesus

Nov 1, 2022 by Enrico de Lazaro

Archaeologists from the Austrian Academy of Sciences have uncovered the 1,400-year-old ruins of the business and gastronomy district in Ephesus, an ancient...

The Principe scops-owl (Otus bikegila): an adult rufous morph (left) in the typical posture and an adult gray-brown morph (right) in a stress posture, when it raises the ear tufts to increase the efficiency of camouflage. Image credit: Marco N. Correia.

New Species of Scops-Owl Discovered in Africa

Nov 1, 2022 by Natali Anderson

Ornithologists have discovered a new species of the scops-owl genus Otus inhabiting the forests of Príncipe Island, part of the Democratic Republic of...

An artist’s impression of an asteroid that orbits closer to the Sun than Earth’s orbit. Image credit: DOE / FNAL / DECam / CTIO / NOIRLab / NSF / AURA / J. da Silva / Spaceengine.

Astronomers Discover Three Large Near-Earth Asteroids

Nov 1, 2022 by Enrico de Lazaro

Astronomers using the Dark Energy Camera (DECam) on the Víctor M. Blanco 4-m telescope at Cerro Tololo Inter-American Observatory have discovered two...

Dravidacris annamalaica: (a) dorsal view, (b) lateral view, (c) dorsal view of the horn and head, (d) frontal view of horn and head, (e) lateral view of horn and head. Image credit: H Sankararaman.

Newly-Identified Grasshopper Species Has Sword-Like Head

Nov 1, 2022 by Natali Anderson

Scientists in India have described a new genus and species of unicorn pygmy grasshopper from Tamil Nadu, one of the southern Indian states. Dravidacris...

This image, taken by the OmegaCAM camera at ESO’s VLT Survey Telescope, shows a spectacular view of the orange and pink clouds that make up the Vela SNR. OmegaCAM can take images through several filters that let through light of different colors. In this particular image of the Vela SNR, four different filters were used, represented here by a combination of magenta, blue, green and red. Image credit: ESO / VPHAS+ Team / Cambridge Astronomical Survey Unit.

OmegaCAM Snaps Beautiful Image of Vela Supernova Remnant

Nov 1, 2022 by Enrico de Lazaro

Astronomers using the 268-million-pixel OmegaCAM instrument on ESO’s VLT Survey Telescope have captured a detailed image of the Vela supernova remnant,...

1 2 3 45