Red dot sights have become very popular on rifles, pistols, and shotguns. But red dot sights have not been around all that long. In 1974, Aimpoint introduced the first red dot sight and their ...

Petechiae are tiny red or purple dots that don't turn white when you press on them. They can be caused by infections, certain medications, and vitamin deficiencies. They can also be a symptom of low ...

The government said the surprise four-month ban on exports of cobalt a key component in electric car batteries aims to stabilise the market "in the face of an overabundance of supply" internationally.

The Democratic Republic of Congo has suspended cobalt exports for four months, a sign of how even the largest producer in the world is feeling the effects of historically low prices. This news has ...

Iran Supreme Leader Ayatollah Ali Khamenei said Saturday he will not negotiate a nuclear deal with the U.S., citing demands about the country's missile range and influence. In a series of posts on ...

As tensions between China and the United States ramp up - particularly after the US doubled tariffs on Chinese imports to 20 per cent - China's Foreign Minister Wang Yi on Friday called on New ...

LONDON, March 7 (Reuters) - The Democratic Republic of Congo's four-month suspension of cobalt exports is a sign that even the world's largest producer is now feeling the pain of historically low ...

Made from petroleum, red dye 40 is a synthetic food dye. Some studies suggest a link between red dye 40 and ADHD behavior; the dye might trigger or exacerbate behavioral changes in sensitive children.

Leiden Institute of Chemistry, Leiden University, Einsteinweg 55, P.O. Box 9502, 2333CC Leiden, The Netherlands ...