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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

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Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

The blue-ringed octopus (Hapalochlaena lunulata) is highly poisonous. The blue-ringed octopus (Hapalochlaena lunulata) is highly poisonous.
Plains zebra are highly dependent on water. Plains zebra are highly dependent on water.
The S-curve in the human vertebral column--a result of the evolution of bipedality--makes humans hig The S-curve in the human vertebral column--a result of the evolution of bipedality--makes humans hig
Shallow-water systems are highly productive Shallow-water systems are highly productive
Modern commercial fishing is highly efficient Modern commercial fishing is highly efficient
If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ... If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ...
Video: Elementary kinetics

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