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Search results for Polar Bears

Plants & Animals Feb 24, 2021

Can polar bears and narwhals cling on as the ice shrinks?

As part of the Journal of Experimental Biology's Special Issue dedicated to climate change, Anthony Pagano (San Diego Zoo Global, USA) and Terrie Williams (University of California, Santa Cruz, USA), discuss the impact of ...

Molecular & Computational biology Feb 22, 2021

DNA from 360,000-year-old bone reveals oldest non-permafrost genome

Scientists have successfully sequenced the genome of an extinct cave bear using a 360,000-year-old bone—the oldest genome of any organism from a non-permafrost environment.

Plants & Animals Feb 1, 2021

It's twins! Detroit Zoo announces birth of 2 polar bear cubs

An 8-year-old polar bear named, Suka, has successfully given birth to two cubs, though one is being raised by humans after early health issues, the Detroit Zoo announced in a recent press release.

Plants & Animals Jan 22, 2021

Shift in caribou movements may be tied to human activity

Human activities might have shifted the movement of caribou in and near the Arctic National Wildlife Refuge, according to scientists with the University of Cincinnati.

Materials Science Jan 18, 2021

Alcohols exhibit quantum effects

Skoltech scientists and their colleagues from the Russian Quantum Center revealed a significant role of nuclear quantum effects in the polarization of alcohol in an external electric field. Their research findings are published ...

Earth Sciences Jan 6, 2021

Ice arches holding Arctic's 'last ice area' in place are at risk, researcher says

Snugged up against the upper edges of the Canadian Arctic Archipelago and Greenland lies the oldest and thickest sea ice in the world, covering hundreds of thousands of square kilometers of ocean. Arctic sea ice grows and ...

Education Nov 24, 2020

Young Brazilians are increasingly keen on conservation- and biodiversity-related topics

Young Brazilians are increasingly interested in biodiversity, conservation of the Amazon and science as they begin high school, but school students in the North region are more interested in learning about these subjects, ...

Evolution Nov 17, 2020

Not so fast: Modeling shows ecosystems can survive environmental change—up to a point

A Skoltech researcher and her colleagues from Canada and Chile experimented with mathematical evolutionary models to explore how well ecosystems can keep up with changing environmental conditions—a question all too relevant ...

Ecology Oct 29, 2020

Genome and satellite technology reveal recovery rates and impacts of climate change on southern right whales

After close to a decade of globe-spanning effort, the genome of the southern right whale has been released this week, giving us deeper insights into the histories and recovery of whale populations across the southern hemisphere.

Archaeology Oct 29, 2020

Pterosaurs undergo dental examination to reveal clues about diets and lifestyles

Microscopic analysis of the teeth of pterosaurs has revealed new insights into the diets and behaviours of Earth's earliest flying reptiles.

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