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Copernicium

31 May 2017

We can now add the newest element to the periodic table.  It has been named Copernicium in honour of Nicolaus Copernicus (1473-1543), the Polish astronomer who first hypothesized that the Earth...

Aloe

31 May 2017

Alexander the Great was known to use aloe as a purgative after being taught about the plant’s effects by his tutor Aristotle.  Purgatives were highly valued at the time because it was believed that...

Latex-Emitting Dandelions

30 May 2017

Ever snap off a dandelion head and see the white liquid seeping out from the stem? It turns out that fluid isn’t sap or poison, but a defense mechanism, in the form of latex! The Lithuanian word...

Rats Don't Really Squeak

30 May 2017

Despite what movies would have you think, rats barely ever make any sounds, at least those that humans are able to hear. Rat’s vocalizations start at around 2 kHz and extend as far up as 100 kHz....

St. John’s Wort and Depression

30 May 2017

The hypericum herb, or St John’s wort as it is commonly referred to, is widely used for the treatment of mild depression. In fact, in Germany it outsells the synthetic drug Prozac. It has been...

The Stormy Petrel

30 May 2017

The Shetland Islands are famous for sheep and wool.  But did you know that they are also home to the stormy petrel?  This unusual bird, so-named because it was thought to appear before a storm, has...

Vomit

30 May 2017

This sounds distasteful, but is worth remembering.  Believe it or not, vomit appears to be astonishingly effective at spreading viruses.  Investigators were called in when 52 people at a hotel...

Breast Cancer

30 May 2017

The first scientific observation about breast cancer was made in 1896 when it was noted that the disease sometimes regressed if the ovaries were removed.  Eventually this connection was understood...

Mercury Poisoning

30 May 2017

Acute mercury poisoning from a large dose of a soluble mercury may cause damage to the kidneys, intestines, and mouth, and the symptoms are vomiting, stomach pains, weak pulse, and difficulty in...

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