Category: 9. Sci/Tech

Hunters in southern Africa 60,000 years ago, may have been turning simple stone-tipped arrows into chemically enhanced weapons. A new finding suggests poison use was already part of hunting technology tens of thousands of years ago.

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The January “detox” is a well-established part of end-of-year traditions, almost as strongly ingrained as the festive excess that first inspires them. Each year, many people will consume bland meal replacements, fast for hours a day, or just…

One of the mysteries of the Martian landscape is the presence of numerous valleys and lakebeds, which appear to have been shaped by flowing water in ancient times. Simulations of what Mars might have looked like eons ago suggest the red planet…

Sleep can feel like a luxury in the busy, modern world – but new research has found that it is necessary for more than just recharging our brain. The study, published in Nature Communications, traces one of sleep’s most fundamental purposes…

A pile of ancient arrowheads from southern Africa still holds traces of toxic plant residue, even after some 60,000 years.

The discovery pushes back the earliest direct evidence of poisoned arrow use by tens of thousands of years.

While not…

A high point of the Greenland ice sheet may be more sensitive to rising temperatures than previously thought, suggests a new study.

The research, published in Nature Geosciences, took samples from hundreds of feet below the surface of the Prudhoe…

Huntsman spiders of the family Sparassidae are found throughout Brazil. While adults can grow to large sizes, with legspans of up to six inches, juvenile spiders are only a few millimeters long. This may explain why a new species, growing from…

At this point, it’s useful to examine what precisely Kennedy said about the incident in his August 2024 video, in which he is speaking with, for some reason, Roseanne Barr.

“I was taking a group of people falconing up in Goshen, New York up in…

On average, the typical American contracts two to three colds per year between September and May, at an estimated cost of around $40 billion to the economy. Effective forms of treating or preventing colds have proven hard to come by, with the…

Ancient bones discovered in a cave in Casablanca, Morocco, could fill in some of the blanks about human evolution.

The cave, known as Grotte à Hominidés, contains assemblages of jawbones, teeth, and vertebrae dating back to 773,000 years ago…