Friction occurs when objects move through water or air. Air resistance is a type of friction between air and another material. For example, when an aeroplane flies through the air, air particles ...

Wide objects like your friend, the cow or that umbrella, have more air resistance! What’s happening, why have you slowed down? LONG SHAPE: Different language. NARRATOR: Look, even in water long ...

Antibiotic resistance is the ability of bacteria to resist the effects of antibiotics, a type of drug - such as penicillin or ciprofloxacin - that kills or stops the growth of bacteria. When bacteria ...

The biggest stories of the day delivered to your inbox.

Oct. 17, 2024 — Fish can accumulate high levels of per- and polyfluoroalkyl substances (PFAS), even far from sources of contamination, according to a new study. The research highlights the need ...

This article is also available as a pdf version. Antimicrobial resistance (AMR) to existing medicines creates one of the biggest dangers for global health. According to the Antimicrobial ...

Drug-resistant infections occur when pathogens change in ways that render antimicrobial drugs ineffective. As a result, the pathogens survive and continue to spread. When infections are treatable with ...

Mark Travers, Ph.d, is an American psychologist who writes about psycho-educational topics such as happiness, relationships, personality, and life meaning. He holds degrees from Cornell University ...

Mark Zuckerberg is chief executive and chairman of Meta Platforms, the company previously known as Facebook that he co-founded in 2004 as a student at Harvard University. In renaming the company ...