Quotes by : Sam Kean

Germans at the time believed, a little oddly, that dyes killed germs by turning the germs’ vital organs....

In these days before antiseptics, doctors themselves also suffered high mortality rates. Florence Nightingale,....

For his part, Mendeleev scanned Lecoq de Boisbaudran’s data on gallium and told the experimentalist,....

When you do the math and examine how much energy is produced per atomic union, you find that fusing anything....

Even fictional characters sometimes receive unwarranted medical opinions. Doctors have diagnosed Ebenezer....

Think of the most fussy science teacher you ever had. The one who docked your grade if the sixth decimal....

All the elements other than hydrogen and helium make up just 0.04 percent of the universe. Seen from....

This hinted at something that no one had ever suspected -- that the brain tracks moving things more easily....

Today alpha equals 1/137.0359 or so. Regardless, its value makes the periodic table possible. It allows....

Also unlike a planet, an electron—if excited by heat or light—can leap from its low-energy shell....