Evolution

Why do we love carbs? The origins predate agriculture and maybe even our split from Neanderthals

If you've ever struggled to reduce your carb intake, ancient DNA might be to blame. It has long been known that humans carry multiple copies of a gene that allows us to begin breaking down complex carbohydrate starch in the ...

Quantum Physics

New benchmark helps solve the hardest quantum problems

From subatomic particles to complex molecules, quantum systems hold the key to understanding how the universe works. But there's a catch: when you try to model these systems, that complexity quickly spirals out of control—just ...

New study reveals a global consensus on what democracy means

Most people in most countries state that they wish to have a democratic government. But the definition of democracy has been constantly contested. Without understanding what people really mean by democracy, the concept is ...

Astronomers detect ancient lonely quasars with murky origins

A quasar is the extremely bright core of a galaxy that hosts an active supermassive black hole at its center. As the black hole draws in surrounding gas and dust, it blasts out an enormous amount of energy, making quasars ...

Rare ultra-luminous nova spotted in the Small Magellanic Cloud

A rare, extremely luminous X-ray outburst has been observed in the Small Magellanic Cloud, a dwarf galaxy that is a close neighbor of our own Milky Way galaxy. The observations, made by the Neil Gehrels Swift Observatory ...

Scientists develop tools to identify intestinal nutrient sensors

A multi-institutional group of researchers led by the Hubrecht Institute and Roche's Institute of Human Biology has developed strategies to identify regulators of intestinal hormone secretion. In response to incoming food, ...

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Tech Xplore

Identifying the genes that viruses 'steal' from ocean microbes

The microbes that cycle nutrients in the ocean don't do the work on their own—the viruses that infect them also influence the process. It's a vital job for the rest of the planet, enabling oceans to absorb half of the human-generated ...

AI model that checks for skin cancer shows promise

Scientists in the East of England have developed a way of using artificial intelligence to check for skin cancer, with the AI tool outperforming existing methods in a new study.

Longer wildfire seasons means more bad air days

Each year in Utah and most other western states in America, the period from July through October is considered wildfire season because it typically represents the peak times atmospherically for such hazardous phenomenon. ...

Mosquitos lost an essential gene with no ill effects

University of Maryland entomologists discovered that a gene critical for survival in other insects is missing in mosquitos—the gene responsible for properly arranging the insects' segmented bodies. The researchers also ...

Breastfeeding hormones make mothers happier

Oxytocin is one of the most important hormones between a mother and her baby. Researchers at Kyoto University and Azabu University in Japan report in a new study that the levels of oxytocin correspond to a mother's sensitivity ...

Financial distress linked to suicide risk in people with ADHD

Attention deficit hyperactivity disorder is linked to higher levels of financial distress in adults—and a fourfold higher risk of suicide for those with the most debt, according to a large population study.

NASA sees Talim now extra-tropical

Tropical Storm Talim made landfall on Kyushu, the large island of southwestern Japan, where it weakened to an extra-tropical storm. NASA-NOAA's Suomi NPP satellite captured an image of the storm after its transition.

Rhino horn smugglers shift to jewellery: report

Rhino horn smugglers in South Africa are increasingly supplying the jewellery trade, marking a shift away from sales to traditional medicine makers, according to a new report published Monday.

'Smart meters need a rapid rethink,' researchers say

The official UK smart meter network was switched on in November 2016 and since then smart meter devices have been installed in millions of homes across the UK. The Government wants one in every household by 2020, but a team ...

Devilish source of dust in atmosphere of Earth and Mars

Swirling columns of sand and dust, known as dust devils, are a feature of desert areas on Mars and on Earth. Now, a study of terrestrial dust devils has shown that around two thirds of the fine particles lifted by these vortices ...