What did we use for sunscreen before we had sunscreen? We have always tried to avoid the sting of too much sun, but the first commercial sunscreens didn’t arrive until the 20th century. The evidence ...

Answer: That would be magnesium. Magnesium gets extremely hot when it reacts with oxygen in the air. Magnesium has 2 ...

Recent evidence suggests methylene blue may help reduce vasopressor needs and ICU stays in septic shock, but current data do ...

People from cultures across the world have been looking at Mars since ancient times. Because it appears reddish, it has often ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...

Mars isn’t a bright, fire-engine red, but the iron oxide in its rocks makes it appear redder than other planets, especially ...

An anomalous increase of coercivity in a non-stoichiometric acicular iron oxide powder which was treated with a chain like sodium metaphosphate was investigated. The coercivity increased by a factor ...

PFOS, also known as "forever chemicals," are synthetic compounds popular for several commercial applications, like making products resistant to stains, fire, grease, soil and water. They have been ...

Dirk Grundler The iron oxide compound hematite is more environmentally friendly than materials currently used in spintronics. Hematite: A Sustainable Spintronics Material Now, Grundler’s lab, in ...

In January 2025, Serabi initiated a $9 million exploration programme, as Phase II of its growth strategy. The objective of the programme is to grow resource ounces at both the Coringa Mine and Palito ...

That’s because spacecraft observations of the compounds had not identified traces of water, indicating the iron oxide must have appeared after all of Mars’ ancient lakes and rivers had evaporated.