Category: 9. Sci/Tech

Have you ever hesitated to treat yourself to a tuna steak or a colorful sushi plate because of concerns about mercury and other heavy metals? You’re not alone — and your caution is justified. Considered one of the top ten chemicals of public…

Do nonhuman animals live in a kind of eternal present, or are they aware of the passage of time? That question has been debated by scientists for decades. 

Most experts agree that animals have some way of measuring time, but how their brains…

In 1958, the Pan American Health Organization (PAHO) made a milestone announcement: they had exterminated the mosquito Aedes aegypti–a transmitter of…

Abhi Ghadge, associate professor of supply chain management at Cranfield University in the UK, says there has been “a general kind of negligence” in terms of climate resilience, though that is beginning to change.

Building a detailed…

Hieroglyphics carved on the famous ancient Egyptian Obelisk in Paris could be propaganda…

A feel for the groove isn’t restricted to humans, but it does seem pretty limited across the animal kingdom. Chimpanzees can keep a beat, but their ability to do so is low compared to Homo sapiens. One species of lemur is better.

A…

Archaeologists have discovered that a well-preserved mummy seems to have been air-dried by stuffing the rectum with wood chips, twigs, fabric and zinc chloride.

The 280-year-old corpse belonged to an Austrian priest and is the first example…

We’ve always called Earth the blue planet, but that color might not be permanent. Previous research claims our oceans were once green, and if environmental conditions shift dramatically, a new study says they could eventually turn…

Every spring, Earth passes through a cosmic trail left behind by one of the most famous visitors from the outer solar system: Halley’s Comet. The result is the Eta Aquarids meteor shower, a dazzling display of shooting stars that’s set to peak…

That scratch on your arm, that scrape on your knee — they’re taking their sweet time to heal, and it’s likely the fault of your fur, or, really, your lack thereof. Testing the speed of skin healing in an assortment of animals, a team of…