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Carbon dioxide
Carbon dioxide is a chemical compound composed of one carbon and two oxygen atoms. It is often referred to by its formula CO2. It is present in the Earth's atmosphere at a low concentration and acts ... > more -
Sleep Disorder Research
Sleep Disorders
Insomnia
Obstructive Sleep Apnea
Insomnia Research
Attention Deficit Disorder
Sleep disorder
A sleep disorder (somnipathy) is a disorder in the sleep patterns of a person or animal. Sleep disorders include: Bruxism; delayed sleep phase syndrome; insomnia: jet lag or desynchronosis; ... > more -
Camouflage
Camouflage is the method which allows an otherwise visible organism or object to remain indiscernible from the surrounding environment. Examples include a tiger's stripes and the battledress of a ... > more -
Action potential
An action potential is a wave of electrical discharge that travels along the membrane of a cell. Action potentials are an essential feature of animal life, rapidly carrying information within and ... > more -
Sequoiadendron
Giant Sequoia is the world's largest tree in terms of total volume. They grow to an average height of 50-85 m (150-280 ft) and 5-7 m (16-23 ft) in diameter. Record trees have been reported to be 93.6 ... > more -
Adult stem cell
Adult stem cells are undifferentiated cells found throughout the body that divide to replenish dying cells and regenerate damaged tissues. Also known as somatic stem cells, they can be found in ... > more
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