Facial Hair Is Biologically Useless. Why Do Humans Have It?
Pubes protect you; head hair keeps you warm. But beards and mustaches seem to exist for mainly ornamental reasons......»»
Is the physics of red blood cells in bats a key to "artificial hibernation" for humans?
The mechanical properties of red blood cells (erythrocytes) at various temperatures could play an important role in mammals' ability to hibernate. This is the outcome of a study that compared the thermomechanical properties of erythrocytes in two spe.....»»
How "vaccinating" plants could reduce pesticide use and secure global food supplies
In a growing and changing world, we need to find ways of putting food on everyone's table. Pesticides have enabled mass cultivation on an incredible scale, but they can have harmful secondary effects on humans and wildlife, and pests are rapidly evol.....»»
Ancient hominins had humanlike hands, indicating earlier tool use, study reveals
An analysis by Eberhard Karls University of Tübingen, Germany, on the manual capabilities of early hominins reveals that some Australopithecus species exhibited hand use similar to modern humans......»»
Invisible text that AI chatbots understand and humans can’t? Yep, it’s a thing.
A quirk in the Unicode standard harbors an ideal steganographic code channel. What if there was a way to sneak malicious instructions into Claude, Copilot, or other top-name AI ch.....»»
How do heat protectants for hair work? A chemistry expert explains
Heat can do amazing things to change your hairstyle. Whether you're using a curling wand to get ringlets, a flat iron to straighten or a hair dryer to style, it's primarily the heat from these tools that delivers results......»»
Ancient humans were so good at surviving the last ice age, they didn"t have to migrate like other species
Humans seem to have been adapted to the last ice age in similar ways to wolves and bears, according to our recent study, challenging longstanding theories about how and where our ancestors lived during this glacial period......»»
What colors do bees see? And how do we know?
I was reading a children's book about insects to my daughter, and it said that bees see colors differently than humans do. My daughter immediately asked, in short succession: "What colors do they see? Why? How do we know?" I did some homework to find.....»»
Climate change: Care for humans, other species and the natural environment is the key to a just transition
Communities across the world are facing two worsening crises: a climate crisis and a care crisis......»»
TikTok lays off hundreds in favor of AI moderators while Instagram blames humans for its own issues
TikTok developer ByteDance laid off hundreds of human moderators in favor of AI, while Threads blamed its human moderators on a recent string of account lockouts......»»
I’m so glad I didn’t ignore the iPhone 16’s Camera Control
I almost shrugged the iPhone 16's new Camera Control off as a bit useless, but after seeing how it works with the updated Photographic Styles, I'm converted......»»
TikTok lays off hundreds for AI moderators while Instagram blames humans for its own issues
TikTok developer ByteDance laid off hundreds of human moderators in favor of AI, while Threads blamed its human moderators on a recent string of account lockouts......»»
Emotion recognition goes beyond facial expressions, study finds
A person's facial expression provides crucial information for us to recognize their emotions. But there's much more to this process than that. This is according to research conducted by Dr. Leda Berio and Professor Albert Newen from the Institute of.....»»
Hidden in the teeth: DNA study finds these 19th century lions preyed on humans and giraffes
In 1898, two male lions terrorized an encampment of bridge builders on the Tsavo River in Kenya. The lions, which were massive and maneless, crept into the camp at night, raided the tents and dragged off their victims. The infamous Tsavo "man-eaters".....»»
Gazing at your dog can connect your brains, research suggests
It might sound far-fetched, but recent research suggests that dogs' and humans' brains synchronize when they look at each other......»»
Breakdancers at risk for “headspin hole,” doctors warn
Headspin power move is showy but can lead to hair loss, inflammation, and bulging scalp. Breakdancing has become a global phenomenon since it first emerged in the 1970s, even maki.....»»
Uncrackable: Scorpions and sponges inspire sustainable design
Humans are by no means alone in the search for more sustainable materials. Nature, too, has been "working" on the problem of sustainability, and it's been at it for a great deal longer. Researchers at the Weizmann Institute of Science show how design.....»»
Low-temperature synthesis technique uses upcycled textile waste to create green, safe waterproof coating
A new technique could create waterproof coatings for clothes from discarded textiles—far safer for humans and the environment than current coatings, which are typically made with harsh chemicals and carcinogens......»»
You get your energy from your mom. A new study explains why
It's one of the basic tenets of biology: We get our DNA from our mom and our dad. But one notable exception has perplexed scientists for decades: Most animals, including humans, inherit the DNA inside their mitochondria—the cell's energy centers—.....»»
Macaques give birth more easily than women: Study finds no maternal mortality at birth
An international research team led by the University of Vienna and the Medical University of Vienna has used long-term demographic data from Japanese macaques—a monkey species within the family of Old World monkeys—to show that unlike humans, the.....»»
Prime Big Deal Days Dyson deals: Vacuums, fans, more
Prime Big Deal Days Dyson deals cover cordless vacuums, bladeless fans, air purifiers, and hair care devices. If you want the savings, you need to hurry up!.....»»