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The Latest Breaking News from PNAS

An ancient Mexican city once home to 90,000 people vanished nearly 1,000 years ago. Scientists think a 650-year drought may explain why

Around a thousand years ago, the ancient city of Cantona stood as one of the largest urban centres in the Americas, with an estimated population of 90,000 people. Built on the volcanic highlands of central Mexico, the fortified settlement thrived for centuries before it was mysteriously abandoned by the mid-11th…

The Times of India

India's Street Dogs Are Ancient Canines: How Urban Evolution Shaped the INDog's Survival Traits

The Oldest Dog You've Never NamedGenetic studies place the INDog, also called the pariah dog, among the most ancient canine populations on the planet. A 2017 study published in PNAS tracing dog domestication put South Asian dogs close to the origin point of all domestic canines, diverging from wolves somewhere…

Times Life

How Animals See Ultraviolet Light and What Their Vision Reveals About Color and Perception

The part of light we never seeSunlight contains far more than what human eyes register. The visible spectrum, the band of wavelengths our photoreceptors detect, runs roughly from 380 to 700 nanometres. Ultraviolet light sits just below that, between 10 and 380 nanometres. We cannot see it. Many animals can,…

Times Life

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Dog Breeds That Actually Thrive in India's Heat and Humidity: What the Climate Really Demands

The one biological fact that changes every recommendationDogs do not sweat through their skin. Sweat glands in dogs are located almost exclusively in their paw pads, a surface area so small it contributes negligibly to cooling. The primary mechanism is panting: rapid, shallow breathing that evaporates moisture from the tongue,…

Times Life

Cannibal ‘supergiant’ microbe found hunting and devouring members of own species

Findings could change how we understand microbe development

The Independent UK

In 2018, an 8-year-old girl stepped into a Swedish lake and pulled out a real ancient sword

A young girl found an ancient sword in a Swedish lake. The discovery happened due to low water levels. Experts confirmed the sword is about 1,500 years old. This find shows how environmental changes can reveal hidden history. Archaeologists also found other items nearby. Such discoveries are rare and important…

The Economic Times

Scientists used AI and high-tech scans in Peru’s Nazca Desert; the result was 303 hidden geoglyphs

Researchers have now used artificial intelligence to overcome the challenges faced by traditional human survey methods. The team from Yamagata University and IBM Research employed deep-learning models to analyse large areas of the Nazca Pampa, a job that would have required decades using conventional aerial observation techniques.

The Times of India

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A hidden prehistoric forest was just discovered beneath the North Sea, revealing life from 16000 years ago

Beneath the surface of the North Sea, a long-hidden prehistoric forest has been found, revealing many new possibilities for the environment and climate of ancient Europe. By using sediment collected from ancient sites to collect and analyse ancient DNA (sedaDNA), researchers have shown that there were lush, living forests made…

The Times of India

'Major disruption in Neanderthal history': 65,000 years ago, all Neanderthals in Europe died out except for one lineage

The last Neanderthals to survive in Europe came from a single lineage that survived the worst period of the ice age, ancient DNA reveals.

LiveScience

Why does slicing onions make you cry?

Here's why you may start tearing up while slicing an onion.

LiveScience

From tool use to warfare — here are 5 ways Jane Goodall revolutionized our knowledge of chimpanzees

Pioneering primatologist Jane Goodall has died at age 91. These are her five biggest contributions to how we understand about our closest living relatives.

LiveScience

Study finds organised scientific fraud is now a booming industry

Researchers uncover strategies used by academicians to publish fraudulent research

The Independent UK

Nor'easters have become 20% more destructive in the last 80 years, scientists warn

Nor'easters are becoming more destructive as the climate warms, a new study finds, with a 20% increase in storm intensity recorded from 1940 to now.

LiveScience

Laser scans reveal secrets of mysterious tattoos on 1,200-year-old mummies

Study expands understanding of artistic development in pre-Hispanic South America

The Independent UK

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LiveScience

Middle children are more agreeable, humble and honest than siblings, new study suggests. The baby of the family would like a word.

A new study finds that middle kids and kids from larger families are more agreeable, honest and humble than younger and older kids or kids from smaller families, but the results contradict other research on the topic.

Reason

Nuclear Energy Prevents Air Pollution and Saves Lives

Economists estimate that each nuclear plant built could save more than 800,000 life years.

Reason

A Big Panic Over Tiny Plastics

Science can detect increasingly small particles of plastic in our air and water. That doesn't mean it's bad for you.

Salon

Does breathwork really heal the body?

Techniques like the Wim Hof method are all the rage, but the evidence for their healing prowess is mixed

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Salon

Earth's ice caps are in serious trouble

One study projects that the Arctic could see summer days without sea ice within the next decade

Salon

Our planet is simply getting too hot

Recent study finds that millions will be displaced as climate change makes their regions too hot to live

LiveScience

7 rules that explain Earth's most extreme animal shapes and sizes

Nature has a few rules to help explain the extreme shapes and sizes we see in the animal kingdom.

Salon

Ecosystem collapses may happen rapidly

A new model suggests feedback loops could accelerate environmental breakdowns

LiveScience

When did the Isthmus of Panama form between North and South America?

The linkage of the Americas had outsize impacts globally, and its controversial timing has similarly large implications for science.

Tom’s Hardware

World's First Wood Transistor Chops Out at 1 Hz

The first wood transistor doesn’t switch very fast, but it gets extra points for sustainability and biodegradability.

Inverse

Camel and Shark Blood Could Help Treat Elusive Human Diseases

Scientists hope to harness them as treatments for ills from cancer to Covid, for tracking cells in the body, and more.

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