Paleo in the News

ALF MUSEUM STAFF RECEIVE GRANTS IN SUPPORT OF FIELD AND LAB ACTIVITIES

R. M. Alf Museum of Paleontology - Tue, 01/23/2024 - 16:08

The Alf Museum’s Collections Manager, Bailey Jorgensen, and Lab Manager, Jared Heuck, both received project grants from professional societies last fall to fund collaborative research projects. Jorgensen received Outreach and Education grants from both the Paleontological Society and the Society for Vertebrate Paleontology, and Heuck was selected for the Marvin and Beth Hix Preparator’s Grant from the Society of Vertebrate paleontology.

Jorgensen’s grants will be used to fund her “Paleo-robotics” project, where she plans to use an underwater ROV to identify and digitally prospect underwater fossil localities in California while also teaching students of The Webb Schools the latest in digital paleontological techniques.

“The goal of this project is to develop a paleontological field experience in tandem with the Paleontology Program and the Robotics After-School Program at The Webb Schools. The students, under supervision, will build and deploy a small shallow water ROV with camera capabilities to do digital prospecting of the underwater environment at local California lakes, where previous research has identified now-submerged localities containing fossils,” commented Jorgensen. “This project is exciting because it is interdisciplinary and gives both robotics and paleontology students the opportunity to collaborate and try something new.”

Jorgensen started at the Alf Museum in 2017 as an outreach and collections assistant and was promoted to Collections Manager in 2022. In her time at the Alf Museum, she was been essential ensuring that our collections are cared for with the latest museum standards while also working with Webb students across many projects. For the “Paleo-robotics” project, Jorgensen is collaborating with the Alf Museum’s curator, Dr. Mairin Balisi, and Webb faculty, Maria Suarez and Andrew Hamilton, as part of Webb’s “Unbounded Days” program that connects the classroom and the broader world. Work has started on construction of the underwater ROV. Jorgensen and team plan to begin their first phase of underwater prospecting in the San Jacinto Valley in late Winter 2024.

For Heuck, the Society of Vertebrate Paleontology’s Marvin and Beth Hix Grant is intended to further the field of vertebrate paleontology through the advancement of fossil preparation. As Lab Manager, Heuck mentors many students from The Webb Schools in fossil preparation through the Paleontology After-School Program and is often a collaborator on student projects. Funds from the Hix grant were used to further the project of Webb senior, Connor Keeney, who is studying Pleistocene-aged insects preserved in asphalt with Dr. Mairin Balisi as part of the Advanced Studies in Paleontology class. Both Heuck and Keeney are interested in learning how to better prepare such insects. With the Hix grant funds, both spent a week working with scientists at the La Brea Tar Pits and Museum to learn from their scientists how to prepare specimens preserved in asphalt.

On the importance of this project, Heuck says “Insects are excellent indicators of climate and environment, but the process of preparing insects preserved in asphalt is largely unexplored. Preparing and identifying the asphaltic insects at the Alf Museum will illuminate the climate trends that existed during a dynamic period of faunal change in Southern California.”

Heuck started at the Alf Museum as a volunteer in 2015, hired as a full-time fossil preparator in 2018, and promoted to Preparation Lab Manager in 2023. Heuck is also active in supporting other student projects in the museum and across Webb’s campus, including work with the Webb Native Plant Society.

Categories: Fossils

A bacterium switches from prey to predator when it gets cold

New Scientist - Tue, 01/23/2024 - 13:00
Growing up at a different temperature seems to transform common prey bacteria into predators, suggesting that bacterial ecology is more fluid than we thought
Categories: Fossils

See what the world looks like through the eyes of different animals

New Scientist - Tue, 01/23/2024 - 13:00
A camera can recreate how animals see the world through both visible and ultraviolet light
Categories: Fossils

Complex green organisms emerged a billion years ago

Science Daily - Fossils - Tue, 01/23/2024 - 11:21
Of all the organisms that photosynthesize, land plants have the most complex form. How did this morphology emerge? A team of scientists has taken a deep dive into the evolutionary history of morphological complexity in streptophytes, which include land plants and many green algae. Their research allowed them to go back in time to investigate lineages that emerged long before land plants existed.
Categories: Fossils

Stunning slo-mo videos show how insects survive raindrop collisions

New Scientist - Mon, 01/22/2024 - 14:00
A raindrop can weigh 40 times as much as a water strider. So how does the insect deal with rain when getting hit with a droplet is equivalent to a car crashing into a human?
Categories: Fossils

Student discovers 200-million-year-old flying reptile

Science Daily - Paleontology - Mon, 01/22/2024 - 13:43
Gliding winged-reptiles were amongst the ancient crocodile residents of the Mendip Hills in Somerset, England, researchers at the have revealed.
Categories: Fossils

Student discovers 200-million-year-old flying reptile

Science Daily - Dinosaurs - Mon, 01/22/2024 - 13:43
Gliding winged-reptiles were amongst the ancient crocodile residents of the Mendip Hills in Somerset, England, researchers at the have revealed.
Categories: Fossils

Student discovers 200-million-year-old flying reptile

Science Daily - Fossils - Mon, 01/22/2024 - 13:43
Gliding winged-reptiles were amongst the ancient crocodile residents of the Mendip Hills in Somerset, England, researchers at the have revealed.
Categories: Fossils

Traces of ancient life reveal a 3.4-billion-year-old ecosystem

New Scientist - Mon, 01/22/2024 - 02:00
Chemical analysis of rocks found in South Africa shows that ancient microorganisms sustained themselves in a variety of ways, adding to evidence for an early origin of life on Earth
Categories: Fossils

The megalodon was less mega than previously believed

Science Daily - Paleontology - Sun, 01/21/2024 - 18:21
A new study shows the Megalodon, a gigantic shark that went extinct 3.6 million years ago, was more slender than earlier studies suggested. This finding changes scientists' understanding of Megalodon behavior, ancient ocean life, and why the sharks went extinct.
Categories: Fossils

The megalodon was less mega than previously believed

Science Daily - Fossils - Sun, 01/21/2024 - 18:21
A new study shows the Megalodon, a gigantic shark that went extinct 3.6 million years ago, was more slender than earlier studies suggested. This finding changes scientists' understanding of Megalodon behavior, ancient ocean life, and why the sharks went extinct.
Categories: Fossils

Megalodon was nothing like a giant great white shark

New Scientist - Sun, 01/21/2024 - 18:01
We have no complete skeleton of the ancient megalodon shark, but new evidence points to it being more long and slender than previous depictions, say researchers
Categories: Fossils

How wild primates adapt to living with disabilities

New Scientist - Fri, 01/19/2024 - 02:00
For primates, being born with a missing limb or experiencing a major injury isn’t necessarily disabling if their environment or social connections help them thrive – just like humans
Categories: Fossils

A window into plant evolution: The unusual genetic journey of lycophytes

Science Daily - Paleontology - Thu, 01/18/2024 - 14:08
An international team of researchers has uncovered a remarkable genetic phenomenon in lycophytes, which are similar to ferns and among the oldest land plants. Their study reveals that these plants have maintained a consistent genetic structure for over 350 million years, a significant deviation from the norm in plant genetics.
Categories: Fossils

Why animals shrink over time explained with new evolution theory

Science Daily - Paleontology - Thu, 01/18/2024 - 11:22
The new theoretical research proposes that animal size over time depends on two key ecological factors.
Categories: Fossils

Why animals shrink over time explained with new evolution theory

Science Daily - Fossils - Thu, 01/18/2024 - 11:22
The new theoretical research proposes that animal size over time depends on two key ecological factors.
Categories: Fossils

Woolly mammoth movements tied to earliest Alaska hunting camps

Science Daily - Paleontology - Wed, 01/17/2024 - 13:10
Researchers have linked the travels of a 14,000-year-old woolly mammoth with the oldest known human settlements in Alaska, providing clues about the relationship between the iconic species and some of the earliest people to travel across the Bering Land Bridge. Isotopic data, along with DNA from other mammoths at the site and archaeological evidence, indicates that early Alaskans likely structured their settlements to overlap with areas where mammoths congregated. Those findings, highlighted in the new issue of the journal Science Advances, provide evidence that mammoths and early hunter-gatherers shared habitat in the region. The long-term predictable presence of woolly mammoths would have attracted humans to the area.
Categories: Fossils

Woolly mammoth movements tied to earliest Alaska hunting camps

Science Daily - Fossils - Wed, 01/17/2024 - 13:10
Researchers have linked the travels of a 14,000-year-old woolly mammoth with the oldest known human settlements in Alaska, providing clues about the relationship between the iconic species and some of the earliest people to travel across the Bering Land Bridge. Isotopic data, along with DNA from other mammoths at the site and archaeological evidence, indicates that early Alaskans likely structured their settlements to overlap with areas where mammoths congregated. Those findings, highlighted in the new issue of the journal Science Advances, provide evidence that mammoths and early hunter-gatherers shared habitat in the region. The long-term predictable presence of woolly mammoths would have attracted humans to the area.
Categories: Fossils

We finally know how tardigrades can survive extreme conditions

New Scientist - Wed, 01/17/2024 - 13:00
When tardigrades encounter harsh environments, high levels of free radicals in their cells trigger the onset of a dormant state in which they can endure extreme hardship
Categories: Fossils

Why staking a new tree can do more harm than good

New Scientist - Wed, 01/17/2024 - 12:00
New Year, new tree? You can ignore advice to stake out your sapling – and get better results in the process, says James Wong
Categories: Fossils

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