February 2022

Rocks From Space

Rocks From Space Tell Us About Other Planets

Astronomers have discovered thousands of planets outside our solar system. These are called exoplanets. Recent space rock experiments revealed that some of these planets have water in their atmospheres. This means that some of these distant planets could possibly support life. Image Credit-Carnegie Institution for Science–Conel M. O’D. Alexander Scroll Down for a Downloadable PDF of this …

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Hurricanes Reveal Die-hard Lizards

Hurricanes Reveal Die-hard Lizards

Hurricanes are extreme natural events. Scientists expect that hurricanes will become more and more common as climate change worsens. After two back-to-back hurricanes struck Turks and Caicos, a group of small islands in the Caribbean, scientists found an example of “survival of the fittest” happening among the islands’ anole lizard population. Photo Credit: Colin Donihue …

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Tardigrades, “Little Water Bears”

What are tardigrades? Tardigrades are microscopic aquatic animals that are known because of their highly tolerant nature. Tardigrades were discovered in 1773 by the German zoologist Johann August Ephraim Goeze, who dubbed them “little water bear.” Three years later, Italian biologist Lazzaro Spallanzani named the group “Tardigrada,” or “slow stepper.” Tardigrades are also called “moss …

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Human Footprints Found in New Mexico

When did humans first walk in North America? Archaeologists used to think that humans first walked through the continents of North and South America when the Ice Age began to end. As the snow caps and glaciers melted, humans started migrating from Africa towards Australia, Europe, Asia, and America. Archaeologists found tools, needles, and spear …

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