Category: 7. SciTech

A 2014 study by the US military has also found that exposure to tear gas and pepper spray make people vulnerable to respiratory infections in the week following exposure compared with the week before exposure. Army recruits exposed to CS tear gas just once during basic training had a much higher…

Unlike a linear taper, which involves reducing the dose of a medication by the same amount each time, a hyperbolic taper gradually slows the rate of reduction—cutting smaller and smaller amounts as it goes—so that the final doses are extremely small and spread out over a much longer period….

A new Covid variant is being kept under surveillance by the World Health Organization (WHO) as its emergence has led to an increase in infections in several regions of the world. First identified at the end of January, the variant—called NB.1.8.1 but known informally as “Nimbus”—is a…

Below the top few hundred metres, the deep sea is generally cold and dark all year round. Long-term studies suggest it’s a very stable, unchanging environment.

Some seasonal shifts are coming to light, however.

Spring blooms of phytoplankton paint the sea surface in green swirls and send…

A construction worker has unearthed a 1,500-year-old Byzantine tomb complex in the war-torn province of Idlib, northern Syria.

The discovery…

The enamel that forms the outer layer of our teeth might seem like an unlikely place to find clues about evolution. But it tells us more than…

Holly is the Staff Writer for BBC Science Focus and looks after the popular Q&A section. She holds an MSc (distinction) in Geoscience (Space and Climate Physics) from UCL, and specialises in astronomy and earth sciences. Before joining Our Media, she worked as a geoenvironmental consultant and…

Since the late 19th century, sauropod dinosaurs (long-necks like Brontosaurus and Brachiosaurus) have been almost universally regarded as herbivores, or plant eaters.

However, until recently, no direct evidence – in the form of fossilised gut contents – had been found to support this.

I…

The fate of the cosmos may be a bit different than previously expected. For years, scientists have talked about how the universe is always expanding — constantly moving outward, never stopping. However, new research suggests that might not be the case at all, and that the universe…