Gizmag news

Laughing gas a promising treatment for depression

Nitrous oxide, informally known as laughing gas, has shown rapid antidepressant effects in people with depression in a series of small clinical trials, with symptoms easing within hours of inhaling it. The treatment involves breathing in a mix of nitrous oxide and oxygen for up to an hour.

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Category: Mental Health, Brain Health, Body and Mind

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When smell is lost, our sense of touch may replace it

For millions of people, losing their sense of smell quietly reshapes daily life. Meals lose nuance, familiar places feel strangely distant, and critical warning signals like smoke, gas or spoiled food become harder to register. Smell’s deep links to memory and emotion make its absence especially disorienting, and once damaged, the system is notoriously difficult to restore. That challenge has led some researchers to stop asking how to fix smell, and start asking whether its information might reach the brain another way.

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Category: Medical Innovations, Body and Mind

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A single inflammatory switch may help repair the liver

Chronic liver disease gets worse when the liver's immune system stays overactive, resulting in ongoing inflammation and scarring. Signals from the gut make the situation worse by encouraging immune cells to release harmful molecules. Macrophages and monocytes are central players, intensifying injury and shifting the body's defenses toward a more aggressive state. Among them, liver macrophages are essential and are now being explored as therapeutic targets.

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Category: Illnesses and conditions, Body and Mind

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COVID lockdowns changed the beak shape of these city birds

When COVID-19 lockdowns emptied city streets, urban environments changed almost overnight. New research suggests that Los Angeles city birds responded just as quickly, with measurable shifts in beak shape during this period. The changes coincided with altered food availability and reduced human activity, offering a rare opportunity to examine how human behavior can rapidly shape biological traits in urban wildlife.

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Category: Biology, Science

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Spray-on armor for plants offers a new tool for global food security

Because of industrial climate chaos, catastrophic economic inequality, war and displacement, there is, as the United Nations puts it succinctly, a global food crisis in 68 countries, with 318 million people facing acute hunger. Simultaneous famines in two countries (Palestine and Sudan) – which the UN calls “a devastating first this century” – threaten millions of lives.

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Category: Science

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BYD overtakes Tesla as the world’s largest EV manufacturer

The year is 2011, Tesla CEO Elon Musk was asked in a Bloomberg interview whether Chinese automaker BYD Auto posed a real competitive threat to Tesla. Musk cheekily laughed and said, "Have you seen their car? I don’t think they have a great product… I don’t think the technology is very strong."

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Category: Automotive, Transport

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Clever inflatable kitchen packs flat, pumps up into campsite cookery

The smaller you try to make a micro-camper or tiny trailer, the less space you have to install conventional camping essentials. The bathroom tends to be the first thing to go, but eventually the kitchen might have to follow. Then you're stuck with a backpacking stove, or maybe a box of Pop-Tarts. German startup Stuff Bubble has a different idea on how even the smallest camping vehicles can bring along a complete kitchen. Its collapsible kitchen weighs just 33 lb (15 kg) fully equipped, packs flat on the vehicle floor, and inflates into form at camp, offering a sink, worktop and even a refrigerator.

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Category: Gear, Outdoors

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Ancient cannabis enzymes have been resurrected to power new drugs

Cannabis produces a complex suite of bioactive compounds, including tetrahydrocannabinol (THC) and cannabidiol (CBD), but how these molecules evolved has long been a mystery. Now, new research has shed light on their origin story – and opened the door to innovative ways of harnessing these compounds for human medicine.

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Category: Society & Community, Wellness and Healthy Living, Body and Mind

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