News Archive for March 2023

East-West cut view of the Great Pyramid and front view of the North face Chevron area: (a) subterranean chamber; (b) queen’s chamber; (c) grand gallery; (d) king’s chamber; (e) descending corridor; (f) ascending corridor; (g) al-Ma’mun corridor; (h) north face Chevron area; (i) ScanPyramids Big Void with horizontal hypothesis (red hatching) and inclined hypothesis (green hatching). Image credit: Procureur et al., doi: 10.1038/s41467-023-36351-0.

Cosmic-Ray Muons Reveal Hidden Structure in Khufu’s Pyramid

Mar 6, 2023 by News Staff

Khufu’s Pyramid is one of the largest archaeological monuments all over the world, which still holds many mysteries. In 2016 and 2017, the ScanPyramids...

The dusky tetraka (Xanthomixis tenebrosa) is the second species to be rediscovered by the Search for Lost Birds. Image credit: John C. Mittermeier.

Rare Songbird Feared Extinct Rediscovered in Madagascar

Mar 6, 2023 by News Staff

The previous documented sighting of the dusky tetraka (Xanthomixis tenebrosa) — one of the top 10 most wanted species by the Search for Lost Birds...

This Hubble image shows NGC 5486, an irregular spiral galaxy located 110 million light-years away in the constellation of Ursa Major. Image credit: NASA / ESA / Hubble / C. Kilpatrick.

Hubble Space Telescope Focuses on NGC 5486

Mar 6, 2023 by Enrico de Lazaro

Astronomers using the NASA/ESA Hubble Space Telescope have captured an amazing photo of the irregular spiral galaxy NGC 5486. This Hubble image shows NGC...

An artist’s rendering of two brown dwarfs. Image credit: Roberto Molar Candanosa & Sergio Dieterich, Carnegie Institution for Science.

Astronomers Discover Exceptionally Short Period Ultracool Dwarf Binary System

Mar 3, 2023 by News Staff

The members of the LP 413-53AB system are so close that it takes just 17 hours to revolve around each other. An artist’s rendering of two brown dwarfs....

How has sediment transfer and accumulation from lands to oceans affected Earth’s geomorphology? Salles et al. present results from a high-resolution model of surface physiography, validated by independent observations from the geological record, which simulates landscape evolution caused by erosion and deposition over the past 100 million years. Image credit: Salles et al., doi: 10.1126/science.add2541.

Geoscientists Create Dynamic Model of Earth’s Landscape over Past 100 Million Years

Mar 3, 2023 by News Staff

The new model provides a high-resolution understanding of how today’s geophysical landscapes were created and how millions of tons of sediment have flowed...

The space salad. Image credit: University of Adelaide.

Researchers Create Space Salad for Astronauts

Mar 3, 2023 by News Staff

The space salad contains ingredients — including soybean, poppy, barley, kale, peanuts, sweet potato and sunflower seeds — that could be grown...

RCW 86, the tattered shell of SN 185, was captured by the Dark Energy Camera, which is mounted on the National Science Foundation’s (NSF) Víctor M. Blanco 4-m telescope at Cerro Tololo Inter-American Observatory in Chile, a Program of NSF’s NOIRLab. Image credit: CTIO / NOIRLab / DOE / NSF / AURA / T.A. Rector, University of Alaska Anchorage & NSF’s NOIRLab / J. Miller, Gemini Observatory & NSF’s NOIRLab / M. Zamani & D. de Martin, NSF’s NOIRLab.

Dark Energy Camera Observes Glowing Remnant of SN 185

Mar 2, 2023 by News Staff

Supernova (SN) 185 occurred in 185 CE in the direction of Alpha Centauri, between the constellations of Circinus and Centaurus, and remained visible to...

Illustration of the quasar triplet system and its environment. Image credit: Ni et al., doi: 10.3847/2041-8213/aca160.

New Study Sheds Light on Origin of Ultramassive Black Holes in Early Universe

Mar 2, 2023 by News Staff

Ultramassive black holes with extreme masses of over 50 billion solar masses can be formed in the rare events that are multiple quasar mergers happening...

Reconstruction of a hunter-gatherer associated with the Gravettian culture (32,000-24,000 years ago), inspired by the archaeological findings at the Arene Candide site, Italy. Image credit: Tom Bjoerklund.

Scientists Sequence Genomes of Prehistoric Hunter-Gatherers from Different Eurasian Cultures

Mar 2, 2023 by News Staff

Modern humans have populated Europe for more than 45,000 years. However, our knowledge of the genetic relatedness and structure of ancient hunter-gatherers...

This Hubble image captures the breakup of Dimorphos when it was deliberately hit by DART on September 26, 2022. Image credit: NASA / ESA / STScI / Jian-Yang Li, PSI / Joseph DePasquale, STScI.

DART Offers Insight into How Deflection Missions Can Protect Earth from Hazardous Asteroids

Mar 2, 2023 by News Staff

On September 26, 2022, NASA’s Double Asteroid Redirection Test (DART) intentionally slammed into the 160-m-wide asteroid moonlet Dimorphos — which...

This image shows Tycho’s SNR, which is located between 8,000 and 10,000 light-years away in the constellation of Cassiopeia. IXPE data (dark purple and white) have been combined with data from NASA’s Chandra X-ray Observatory (red and blue) and overlaid with the stars in the field of view as captured by the Digitized Sky Survey. Image credit: IXPE / NASA / ASI / MSFC / INAF / Ferrazzoli et al. / Chandra / CXC / RIKEN / GSFC / Sato et al. / DSS / SAO / K. Arcand, L. Frattare & N. Wolk.

IXPE Detects Polarized X-Rays from Tycho’s Supernova Remnant

Mar 2, 2023 by News Staff

Astronomers using the Imaging X-ray Polarimetry Explorer (IXPE) — a collaboration between NASA and the Italian Space Agency — have observed...

Environmental reconstruction of the Solnhofen Archipelago, showing Protospinax annectans in association with the Late Jurassic ray Asterodermus platypterus. Image credit: Jambura et al., doi: 10.3390/d15030311.

Paleontologists Redescribe Enigmatic Jurassic Shark Species

Mar 1, 2023 by Enrico de Lazaro

Paleontologists from the University of Vienna and elsewhere have revised a controversial species of the elasmobranch Protospinax annectans based on new...

A digital reconstruction of a humpback whale trap feeding. Image credit: McCarthy et al., doi: 10.1111/mms.13009.

Head-Lifting Feeding Seen in Whales May Be Recorded in Ancient Texts

Mar 1, 2023 by News Staff

Trap feeding and tread-water feeding are whale hunting strategies first recorded in the 2000s in two whale species at opposite sides of the globe. In both...

An artist’s impression of elephant birds in their natural habitat, Madagascar. Image credit: Bonnie Koopmans.

1,000-Year-Old Fossil Eggshells Provide Rare Glimpse into Evolution of Madagascar’s Elephant Birds

Mar 1, 2023 by News Staff

Paleontologists from Curtin University and elsewhere have examined ancient fossil eggshells of Madagascar’s extinct elephant birds and found that genetic...

The Eurasian woodcock (Scolopax rusticola). Image credit: Serge Santiago.

Study: Eurasian Woodcocks Have Brightest White Feathers Ever Measured

Mar 1, 2023 by News Staff

New research led by Imperial College London suggests that Eurasian woodcocks (Scolopax rusticola) have evolved their bright white feather patches for long-range...

Multiwavelength detection of the X3 system with NIRC2 instrument at the W.M. Keck Observatory in 2019. Image credit: Peißker et al., doi: 10.3847/1538-4357/aca977.

Massive Protostar Spotted near Milky Way’s Supermassive Black Hole

Mar 1, 2023 by Natali Anderson

X3a is approximately 10 times larger than the Sun, 15 times as massive, and is only several tens of thousands of years old. Multiwavelength detection of...

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