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Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

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Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

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Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Manta ray in the open ocean Manta ray in the open ocean
The dorsal fin and saddle patch of a resident killer whale in the northeastern Pacific Ocean. It may The dorsal fin and saddle patch of a resident killer whale in the northeastern Pacific Ocean. It may
Heading for the ocean on a beach at the Pu'uhonua o Honaunau National Historical Park Heading for the ocean on a beach at the Pu'uhonua o Honaunau National Historical Park
(a) The mandible from Sima de Elefante Atapuerca, Spain. (b) The Gran Dolina locality in Atapuerca, (a) The mandible from Sima de Elefante Atapuerca, Spain. (b) The Gran Dolina locality in Atapuerca,
The path of the conveyor is complex and affected by deep ocean topography The path of the conveyor is complex and affected by deep ocean topography
The Ocean’s Layers The Ocean’s Layers
Video: Flexor reflex & Crossed extensor reflex

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