Search Results for: Bears
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6,907 results for: Bears
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MathWhite Narcissus
The elegant, swooping forms carved out of wood by sculptor Robert Longhurst often resemble gracefully curved soap films that span twisted loops of wire dipped into soapy water. Alhough these abstract sculptures bear an uncanny resemblance to mathematical forms known as minimal surfaces, they emerge from Longhurst’s imagination rather than from mathematics. An original design […]
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MathSpotting Ladybugs
Ladybugs are among the most familiar of beetles. More than 4,000 species are found throughout the world, ranging in size from 4 to 18 millimeters. Also known as lady beetles or ladybirds, these insects (coccinellids) have rounded bodies and bright red, orange, or yellow wing covers, which usually bear an array of contrasting black spots […]
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MathSpotting Ladybugs
Ladybugs are among the most familiar of beetles. More than 4,000 species are found throughout the world, ranging in size from 4 to 18 millimeters. Also known as lady beetles or ladybirds, these insects (coccinellids) have rounded bodies and bright red, orange, or yellow wing covers, which usually bear an array of contrasting black spots […]
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MathThe Math Hatter and More
Looking for a cool gift for someone mathematically inclined? An unusual, conversation-generating token of appreciation? The World Wide Web offers a number of intriguing possibilities–if you know where to stop and shop. Metro cars in action. Smart Mouth letter dispenser. Original Stonehenge watch. A little ad in a mathematics newsletter recently alerted me to the […]
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MathThe Math Hatter and More
Looking for a cool gift for someone mathematically inclined? An unusual, conversation-generating token of appreciation? The World Wide Web offers a number of intriguing possibilities–if you know where to stop and shop. Metro cars in action. Smart Mouth letter dispenser. Original Stonehenge watch. A little ad in a mathematics newsletter recently alerted me to the […]
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MathScrabble’s Random Letters
In the popular SCRABBLE Brand Crossword Game, players create words from letters selected at random from a stockpile of 100 tiles. The tiles are laid down on a board 15 squares high by 15 squares wide to form an interlocking, crossword arrangement. Each letter of the alphabet has a particular value and the number of […]
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MathScrabble’s Random Letters
In the popular SCRABBLE Brand Crossword Game, players create words from letters selected at random from a stockpile of 100 tiles. The tiles are laid down on a board 15 squares high by 15 squares wide to form an interlocking, crossword arrangement. Each letter of the alphabet has a particular value and the number of […]
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MathTesting for Divisibility
The crisp new dollar bill that I have just taken from my wallet bears the serial number 24598176. It’s easy to tell that the number is exactly divisible by 2 but not by 5. Is it divisible by 3? by 4? by 11? In a 1962 Scientific American article, Martin Gardner noted that during the […]
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EcosystemsSaving Sturgeon
Sturgeon species around the world are in trouble, which is why humans will increasingly be stepping in to give them a big assist.
By Janet Raloff -
Materials ScienceMaking the Most of It
A recent crop of studies demonstrates how nature finds strength in unlikely places.
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AnimalsThat’s One Weird Tooth
The narwhal's distinctive spiral tusk has structures that could make it phenomenally sensitive, raising new questions about its functions.
By Susan Milius -
PlantsThey’re All Part Fungus
Hidden deep in their tissues, all plants probably have fungi that don't make them sick but still may have a big influence.
By Susan Milius