Rosalind Franklin
Rosalind Franklin (1920 to 1958) was a British scientist whose work was crucial to discovering the structure of DNA, the molecule of heredity. Long…
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The Human Genome Project
The Human Genome Project was a landmark international effort to map all of the genetic information in a human being. Completed in 2003 after more…
Jane Goodall
Jane Goodall (born 1934) is a British primatologist whose groundbreaking study of wild chimpanzees transformed our understanding of animals and of…
Charles Darwin
Charles Darwin (1809 to 1882) was an English naturalist whose theory of evolution by natural selection transformed our understanding of life. He…
The Human Skeleton
The human skeleton is the internal framework of bones that supports the body, protects its organs, and allows it to move. An adult skeleton has 206…
The Human Eye
The human eye is the organ of sight, a remarkable structure that turns light into the images we see. Roughly the size of a ping pong ball, it…
Photosynthesis
Photosynthesis is the process by which plants, algae, and some bacteria convert light energy (typically sunlight) into chemical energy stored in…
Octopus
The octopus is a soft-bodied marine animal with eight arms, a bulbous head, and a level of intelligence unmatched among invertebrates. A member of…
Polar Bear
The polar bear is the largest land carnivore on Earth and the undisputed master of the Arctic. Superbly adapted to one of the planet's harshest…
The Human Brain
The human brain is the command centre of the body and the most complex object known in the universe. Weighing only about 1.4 kilograms, it contains…
Bald Eagle
The bald eagle is a large bird of prey native to North America and the national bird and emblem of the United States. With its white head and tail,…
Blue Whale
The blue whale is the largest animal ever known to have lived, bigger even than any dinosaur. Reaching up to about 30 metres long and weighing as…
Lion
The lion (Panthera leo) is a large cat of the genus Panthera, the second-largest living cat after the tiger. Once spread across Africa, southern…
Honey Bee
The honey bee is a flying insect famous for two things: producing honey, and pollinating a vast share of the plants that humans and ecosystems depend…
Water (H₂O)
Water is a chemical compound with the formula H₂O, consisting of two hydrogen atoms covalently bonded to one oxygen atom. Its bent molecular geometry…
The Human Heart
The human heart is a muscular pump, roughly the size of a clenched fist, that drives blood through the body every moment of life. Beating around…
Dolphin
Dolphins are highly intelligent marine mammals, members of the same group as whales, found in oceans and some rivers around the world. Playful,…
Elephant
Elephants are the largest living land animals, instantly recognisable by their long trunks, fan-like ears, and curving tusks. Three species survive…
DNA (Deoxyribonucleic Acid)
Deoxyribonucleic acid (DNA) is the molecule that carries the genetic instructions used in the growth, development, functioning, and reproduction of…
Vaccines
A vaccine is a preparation that trains the immune system to recognize and fight a specific disease before the body is ever exposed to the real…
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