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Large mammals shaped the evolution of humans in Africa, says ecologist

That humans originated in Africa is widely accepted. But it's not generally recognized how unique features of Africa's ecology were responsible for the crucial evolutionary transitions from forest-inhabiting fruit-eater to savanna-dwelling hunter. Th.....»»

Category: topSource:  physorgJan 25th, 2023

From rhino horn snuff to pangolin livestock feed: A half-century of patents reveals the wildlife trade"s evolution

The bright blue blood of the horseshoe crab is used around the world to detect bacterial contamination in vaccines. Synonymous with luxury, sturgeon caviar has been patented as an antidote to impotency in China. Rhino horn is used in traditional Asia.....»»

Category: topSource:  physorgRelated NewsAug 28th, 2024

Rare whale species observed during recent Antarctic expedition

Research by Wageningen Marine Research and partners on the relationship between sea ice and the Southern Ocean food web investigates various components of that food web, including the so-called "top predators," or seabirds and marine mammals. To map.....»»

Category: topSource:  pcmagRelated NewsAug 27th, 2024

Nanotubes boost: Liquid-phase synthesis unlocks efficient production

Single-walled carbon nanotubes (SWCNTs) are known for their remarkable properties, which make them essential in many advanced technologies. Yet, creating these nanotubes efficiently and on a large scale has been a persistent challenge......»»

Category: topSource:  pcmagRelated NewsAug 27th, 2024

Towards a large materials model for AI-driven materials discovery

Following the success of large language models, the concept of large materials models as deep-learning computational models for materials design has attracted great interest. Nevertheless, the task of acquiring large materials models appears to be qu.....»»

Category: topSource:  pcmagRelated NewsAug 27th, 2024

Scientists use evolution to bioengineer new pathways to sustainable energy and pharmaceuticals

Using evolution as a guiding principle, researchers have successfully engineered bacteria-yeast hybrids to perform photosynthetic carbon assimilation, generate cellular energy and support yeast growth without traditional carbon feedstocks like glucos.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Using machine learning to speed up simulations of irregularly shaped particles

Simulating particles is a relatively simple task when those particles are spherical. In the real world, however, most particles are not perfect spheres, but take on irregular and varying shapes and sizes. Simulating these particles becomes a much mor.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Investigating adaptive strategies of high and low nucleic acid prokaryotes

A research team conducted a 73-day large-volume Aquatron macrocosm experiment, utilizing flow cytometry and dilution experiments to thoroughly investigate the temporal changes and influencing factors in the abundance, growth rate, and mortality of hi.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Widespread culling of crocodiles is not an effective way to stop attacks on humans, study shows

Education and community awareness, removal of problem animals and exclusion areas are significantly more effective in reducing saltwater crocodile attacks in the Northern Territory than a widespread culling program to reduce crocodile numbers, accord.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Communicating consensus strengthens beliefs about climate change, finds 27-country study

Climate scientists have long agreed that humans are largely responsible for climate change. However, people often do not realize how many scientists share this view. A new 27-country study published in the journal Nature Human Behaviour finds that co.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Two strategies to protect your business from the next large-scale tech failure

The CrowdStrike event in July clearly demonstrated the risks of allowing a software vendor deep access to network infrastructure. It also raised concerns about the concentration of digital services in the hands of a few companies. A prescient Reddit.....»»

Category: securitySource:  netsecurityRelated NewsAug 26th, 2024

S.Africa plan to "bomb" mice that eat albatrosses alive

Conservationists said Saturday that they plan to bomb a remote South African island with tons of pesticide-laced pellets to kill mice that are eating albatrosses and other seabirds alive......»»

Category: topSource:  physorgRelated NewsAug 25th, 2024

This bird species was extinct in Europe. Now it"s back, and humans must help it migrate for winter

How do you teach a bird how, and where, to fly? The distinctive Northern Bald Ibis, hunted essentially to extinction by the 17th century, was revived by breeding and rewilding efforts over the last two decades. But the birds—known for their distinc.....»»

Category: topSource:  physorgRelated NewsAug 25th, 2024

South Africa"s scarce water needs careful management—study finds smaller, local systems offer more benefits

South Africa is a water-scarce country, the 30th driest in the world. Using water wisely will become more and more important as the population grows and droughts related to climate change increase. A lack of clean, fresh water has a negative impact o.....»»

Category: topSource:  physorgRelated NewsAug 25th, 2024

Bird species are disappearing at an alarming rate in Kenya, study finds

Sub-Saharan Africa has a vast amount of uncultivated, arable land—about 2 million km2, accounting for about 50% of the global total. This land is a critical habitat for many animal species, including birds......»»

Category: topSource:  physorgRelated NewsAug 24th, 2024

Test of a prototype quantum internet runs under New York City for half a month

To introduce quantum networks into the marketplace, engineers must overcome the fragility of entangled states in a fiber cable and ensure the efficiency of signal delivery. Now, scientists at Qunnect Inc. in Brooklyn, New York, have taken a large ste.....»»

Category: topSource:  physorgRelated NewsAug 24th, 2024

NASA"s DART impact permanently changed the shape and orbit of asteroid moon, new study shows

When NASA's Double Asteroid Redirection Test (DART) spacecraft collided with an asteroid moon called Dimorphos in 2022, the moon was significantly deformed—creating a large crater and reshaping it so dramatically that the moon derailed from its ori.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

How is the Anthropocene helping to rethink the contemporary issue of environmental degradation?

The Anthropocene is a proposed geological epoch whereby humans are deemed to be the primary drivers of ecological and environmental change, through activities that lead to environmental degradation. This theory that human activity poses more of a thr.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

From recycling to food: Can we eat plastic-munching microbes?

Researchers are trying to turn plastic-eating bacteria into food source for humans. Enlarge (credit: Olga Pankova/Moment via Getty Images) In 2019, an agency within the US Department of Defense released a call for resear.....»»

Category: topSource:  arstechnicaRelated NewsAug 23rd, 2024

Bonobo evidence suggests ancient origin of the "common enemy effect"

In the face of threats from other groups, humans, chimpanzees, and a selection of other species get closer to their own. Now an international team led by Kyoto University has shown that even our more peaceful cousins, bonobos—who have never been ob.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Finally, a MacBook Pro rival that has what it takes

The Apple MacBook Pro 16 is arguably the best large laptop you can buy today. But it's also expensive and macOS-only. That's where the Asus ProArt P16 comes in......»»

Category: topSource:  digitaltrendsRelated NewsAug 23rd, 2024