The reagents used in the test mainly include diesel, dodecane, dodecamine, sec-octanol, and potassium nitrate, and the specific information on the drugs used is shown in Table 2. The changes in the ...

The system, known as a polar vortex, is forecast to bring subzero temperatures to the Midwest, Mid-Atlantic and deep into the South. And it looks as if we may get more arctic blasts in the coming ...

Researchers at Leipzig University have developed a new process for reversing the polarity of chemical compounds, also known as umpolung, for the precise synthesis of pharmaceuticals. "This ...

Victoria has been at the Highland Wildlife Park since 2015 Victoria is the oldest of four polar bears kept at the Highland Wildlife Park in the Cairngorms National Park. At the grand old age of 28 ...

Victoria is the oldest of four polar bears kept at the Highland Wildlife Park in the Cairngorms National Park. At the grand old age of 28 her keepers say she has reached the stage in her life when ...

A polar vortex will plunge Waterloo region, Guelph and Wellington County into a deep freeze until Wednesday, Environment Canada says. On Monday morning, the federal weather agency issued an ...

A polar vortex will plunge the GTA into a deep freeze until Wednesday, Environment Canada says. "Be prepared for very cold conditions. Temperatures may be colder than those that have been seen the ...

Jasmine Laws is a Live News Reporter at Newsweek based in London, U.K. Her focus is reporting on U.S. politics, crime and global affairs. Jasmine joined Newsweek in 2024 from News UK and had ...

This Arctic blast is thanks to a polar vortex. "We live on this big blue marble called Earth and at the top and the bottom you have spinning air — a vortex — and that air at the top and bottom ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

The U.S. Environmental Protection Agency recently added segments of five rivers near large Iowa cities including Cedar Rapids to the state's impaired waters list for nitrate — over the repeated ...