All the updated news related to pnas

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Scientists crack egg forging evolutionary puzzle

Researchers have finally shed light on the century-old mystery of how some birds can mimic the eggs of several other species in order to trick them into raising their young. The study suggests birds may inherit their ability to forge the appearance ...

11 Apr 2022 at 21:25

Supercomputers could be answer to greatest threat to human health

Scientists have made a “giant leap” using supercomputers to combat the greatest threat to human health posed by antibiotic resistance. Each year about 700,000 people are estimated to die because of antibiotic resistant bacteria, and that number is ...

04 Jan 2022 at 03:55

Fossil analysis reveals oldest known example of sexual combat weapon

Scientists have revealed the oldest known example of a sexual combat weapon similar to the structures found in modern-day rhino beetles. A unique specimen of a trilobite trident, showing four rather than three tines (or prongs), suggests the ...

16 Jan 2023 at 20:00

Endangered whale sharks face significant threat from shipping – study

The number of times large ships hit whale sharks with fatal consequences is hugely underestimated, and could be the reason why populations are falling, new research suggests. Whale shark numbers have been falling in recent years across many ...

09 May 2022 at 21:25

Megalodon body temperature ‘was about 7C warmer than surrounding water’

The megalodon could maintain a body temperature that was about 7C warmer than the surrounding water, new research suggests. Based on analysis of tooth enamel from the ancient shark, the findings might help explain why it went extinct 3.6 ...

26 Jun 2023 at 20:00

Orangutans ‘can make two sounds at the same time, similar to human beatboxing’

Orangutans can make two separate sounds at the same time, much like songbirds or human beatboxers, a new study suggests. University of Warwick researchers say the findings provide clues around the evolution of human speech, as well as ...

27 Jun 2023 at 15:00

Scientists develop method of identifying life on other planets

Scientists have developed a way of identifying life on other planets. They say the new method, which uses artificial intelligence (AI), can determine with 90% accuracy if a sample is biological or non-biological. According to the ...

26 Sept 2023 at 07:15

Morning exercise may be the best way of burning fat, study suggests

Exercising in the morning may be the most effective way of burning fat, new research suggests. Physical activity at the right time of the day seems able to increase fat metabolism, according to the study in mice. It found that ...

13 Feb 2023 at 20:00

Research reveals why skin feels tight after using a cleanser

Using a face wash or cleanser can sometimes leave your skin feeling tight, and now a study has revealed why. Researchers say that although perception of our skin might seem subjective, there is an explanation for the ...

27 Sept 2023 at 12:11

Study reveals key cause of restricted blood flow to brain in vascular dementia

Researchers have uncovered a potential route to developing the first ever drug treatments for the second most common type of dementia. The study has shed light on how high blood pressure causes changes to arteries ...

07 Aug 2023 at 20:00

People can hear silence, new research suggests

Silence might not be deafening but it can be heard, a new study suggests. Researchers have used auditory illusions to reveal how moments of silence distort people’s perception of time. The findings address the ...

10 Jul 2023 at 20:00

Wild chimpanzees show others objects simply to share attention

A wild chimpanzee has been observed showing an object to its mother simply for sharing’s sake, social behaviour previously thought to be unique to humans. Researchers captured footage of the animal ...

14 Nov 2022 at 21:00

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