Animals without a brain still form associative memories
Cnidarians like anemones and corals have a nerve net, but that seems to be enough. Enlarge (credit: Paul Starosta) Our brains are filled with lots of specialized structures that do things like process visual information,.....»»
Hijacking the command center of the cell: Nuclear parasites in deep-sea mussels
Most animals live in intimate relationships with bacteria. Some of these bacteria live inside the cells of their hosts, but only very few are able to live inside cell organelles (structures inside the cell, like organs in the body). One group of bact.....»»
Plant thermogenesis has played key role in attracting pollinating insects for at least 200 million years, study suggests
Thermogenesis is a process by which organisms generate internal heat. Although it is usually associated with animals, some plants have also developed this ability. This metabolic process allows certain parts of the plant, such as flowers and inflores.....»»
For many animals sleep is a social activity, but the interconnections are not fully understood
Group sleeping can impact when animals sleep, how long they sleep for, and how deeply they sleep. For example, groups of meerkats time their sleep according to "sleep traditions"; olive baboons sleep less when their group size increases; bumblebees s.....»»
New filter removes chemical contaminants from water even at very low concentrations
Pharmaceuticals and personal care products pose a major environmental threat. These chemicals, found in everyday items like medicines and cosmetics, can pollute waterways, harming the plants and animals living in the waterways and the humans who use.....»»
Astro Bot review: Play has no limits in one of the PS5’s finest games
Astro Bot is a much-needed return to form for PlayStation that celebrates the joys of play......»»
Tackling food insecurity requires more than charity—governments must also act, say researchers
As more households in Canada experience food insecurity, food banks and other organizations are struggling to meet demand for their services. In 2023 alone, around 23% of Canadian households experienced some form of food insecurity. That translates t.....»»
Miniature treadmills accelerate studies of insects walking
Fruit flies walking on miniature treadmills are helping scientists learn how the nervous system enables animals to move in an unpredictable and complex world......»»
Plankton mark seasons in the sea, just like leaves and flowers on land
Britain's seas are rich in wildlife, but many of its species can only be seen with a microscope. These are the plankton—tiny algae and animals found throughout the ocean that are the foundation of the entire marine food web......»»
Dozens of viruses detected in Chinese fur farm animals
Dozens of viruses have been detected mixing in animals at fur farms in China, some of which are new and have the potential to spill over into humans, researchers said Wednesday......»»
Japanese island eradicates rabbit-killing mongoose
Japan has wiped out all mongooses on a subtropical island, officials said, after the animals ignored the venomous snakes they were brought in to hunt and preyed on endangered local rabbits instead......»»
What’s new on Amazon Prime Video in September 2024
Amazon Prime Video's September 2024 lineup includes Election, Dredd, Crimson Peak, Nocturnal Animals, The Big Lebowski, and Puss in Boots: The Last Wish......»»
Researchers" video techniques reveal trout"s energy-saving secret
Mimicking animals is a proven strategy in robot design. Take, for example, Haibo Dong's seminal studies on how fins propel fish by churning the water in a vortex......»»
Preventing cell damage: Working principle of proton-activated chloride channels revealed
A research team led by Prof. Seo Byeong-Chang of the Department of Brain Sciences at DGIST has made the world's first discovery of how proton-activated chloride (PAC) channels—which play an important role in protecting cells in our bodies—work. P.....»»
NASA mission gets its first snapshot of polar heat emissions
NASA's newest climate mission has started collecting data on the amount of heat in the form of far-infrared radiation that the Arctic and Antarctic environments emit to space. These measurements by the Polar Radiant Energy in the Far-Infrared Experim.....»»
Upcoming M4-based Mac mini rumored to replace USB-A with more USB-C ports
The forthcoming M4 Mac mini redesign is expected to follow iMac's lead and ditch USB-A ports, in favor of an array of USB-C ports.The current Mac mini form factor may change dramatically in its M4 incarnation.A new report from Bloomberg follows up on.....»»
Namibia"s drought cull of more than 700 wildlife under way
A Namibian government cull of more than 700 wildlife to cope with its worst drought in decades is under way, with nearly 160 animals already killed, the environment ministry said Tuesday......»»
Denmark reports cases of bluetongue disease that can be fatal to sheep but is harmless to humans
Denmark reported Tuesday cases of bluetongue in the country's east, a non-contagious, insect-borne viral disease that is harmless to humans but can be fatal for so-called ruminant animals—mainly sheep but also cows and goats......»»
Unveiling the molecular mechanisms linking aging with neurodegenerative diseases
Aging is the prime cause of neurodegenerative diseases, such as Alzheimer's disease, Parkinson's disease, and amyotrophic lateral sclerosis. But what exactly increases the prevalence of these brain disorders as one grows older? The molecular forces l.....»»
Examining experiences of the pandemic requires a more critical eye, says researcher
The coronavirus pandemic was, in many ways, a unique period whose impacts are still being seen and felt today. The effects of the pandemic live on in people's memories, fears, hopes, and bodies......»»
Human mouth bacteria reproduce through rare form of cell division, research reveals
One of the most diverse ecosystems on the planet is closer than you think—right inside your mouth. Your mouth is a thriving ecosystem of more than 500 different species of bacteria living in distinct, structured communities called biofilms. Nearly.....»»