91导航视频

Subscribe to the OSS Weekly Newsletter!

Let鈥檚 Celebrate National Chemistry Week!

19 Oct 2022

It is an annual tradition. The third week in October is designated as 鈥淣ational Chemistry Week鈥 by the American Chemical Society with a goal of raising the public鈥檚 awareness of the value of...

Teaching is also Learning

16 Aug 2022

I have spent many years teaching chemistry to high school students and always enjoyed carrying out demonstrations. For students, watching chemicals perform their magic live is far more memorable...

Benzene Jitters

19 Jan 2022

At one time it was used as an aftershave because of its sweet smell.聽聽It was even used to decaffeinate coffee.聽聽Oh my, how times change!聽聽Today we worry about a few parts per billion of benzene in...

Is it true that rubbing olive oil on a knife will lead to 鈥渢earless chopping?鈥

10 Dec 2021

Not having carried out a proper scientific investigation in the kitchen, I can鈥檚 safe for sure, but I would doubt it makes a difference. Let鈥檚 delve into a little onion chemistry which will of...

A Real 鈥淏reaking Bad鈥 Story

3 Dec 2021

As a chemistry professor, I find it particularly appalling when a member of the profession goes astray. That is just what Professor Bradley Allen Rowland did at Henderson State University in...

The Word 鈥淐isgender鈥 Has Scientific Roots

13 Nov 2021

In 2015, the Oxford English Dictionary added the word 鈥渃isgender鈥 to its ever-evolving listing. It defines the adjective as 鈥渄esignating a person whose sense of personal identity and gender...

How Dynamite Spawned the Nobel Prizes

8 Oct 2021

Alfred Nobel wasn't in the best of health but he knew he wasn't dead. Yet, there was his obituary, prominently featured in the morning newspaper. To make matters worse, not only had the newspaper...

Why are people addicted to heroin called 鈥渏unkies?鈥

11 Sep 2021

By the first decade of the twentieth century heroin addiction had become a huge problem in major American cities such as New York. The drug was not cheap and some people experiencing addiction...

The Science of Basil

11 Sep 2021

Sir Francis Bacon, an important figure in the development of the scientific method, claimed in his work on natural history that when a basil plant was exposed too much to the sun, it became wild...

Pages

Back to top