Apr
29

The rock from Mars: ALH84001

The famous rock from Mars, ALH84001, was ejected into space by an asteroid impact on Mars long ago. It traveled through space for ~16 million years, and finally landed in the Allan Hills ice field in Antarctica about 13,000 years ago where it was collected by a team of scientists in 1984. This magnified, optical… Continue reading The rock from Mars: ALH84001

Apr
26

Strawberry dart frog, 2009

Vibrant but toxic, poison arrow frogs range from less than 1 inch to 2.5 inches in body length. Poison arrow frogs live in the rainforests of Central and South America and on a few Hawaiian Islands. It is said that poison arrow frogs, also called poison dart frogs, received their name because some Amerindian tribes… Continue reading Strawberry dart frog, 2009

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