I coughed on two petri dishes, one while wearing a mask and one not. Shocking! The one on the left with no growth is the one I used a mask for!

While CAPP's Petri dishes and plates come at an accessible price point, they are far from lacking in valuable features. Their superior quality renders them perfectly suited for all laboratory and ...

Scientists use microbes such as germs and bacteria to make art for the American Society for Microbiology’s Agar Art Challenge.

The baby and the petri dish A discussion with Andrew Wilkow about that "trick question" on abortion. By Tim Grieve. Published March 8, 2006 9:44PM (EST) --Shares. Facebook. Twitter. Reddit.

In 1887, Julius Petri invented a simple pair of nesting glass dishes, ideal for keeping specimens of growing bacteria sterile--the 'Petri dish.' Science historian Howard Markel recounts the ...