All Stories
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Tech
New ‘ionic wind’ can dry foods while preserving nutrients
Researchers have come up with a way to increase the energy efficiency of a drying technique, possibly making it ready for prime time.
By Sid Perkins -
Animals
Analyze This: Some dogs quickly learn new words
Two dogs picked up new words after hearing them a few times during play, but 20 other pets didn’t fare so well at learning the names of new toys.
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Health & Medicine
Some young adults will volunteer to get COVID-19 for science
Researchers will soon give some healthy people the new coronavirus. Their young volunteers have agreed to get sick to speed coronavirus research.
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Climate
Scientists Say: Weather
The state of the atmosphere in a specific place and time is weather. Over a long time, the weather conditions in an area will reveal its climate.
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Archaeology
Unusual mud shell covers an Egyptian mummy
In ancient Egypt, commoners may have been mummified and then encased in mud to repair damage to the body or to imitate royal techniques used with royals.
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Agriculture
Healthy soils are life-giving black gold
Scientists explain why everyone needs to value the soils beneath our feet — and why we should not view them as dirt.
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Agriculture
Soil (and its inhabitants) by the numbers
Teeming with life, soils have more going on than most of us realize.
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Environment
What you can do to improve soils
Soils are the life-sustaining structures under our feet. Here are some tips for keeping soils healthy. First rule of thumb: Give more than you take.
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Animals
Unique dialects help naked mole-rats tell friends from foes
Computer analysis reveals that these social rodents communicate with speech patterns distinct to each colony.
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Chemistry
Let’s learn about acids and bases
Acids give away particles with positive charge. Bases accept positively charged particles. They are both critical for chemical reactions.
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Animals
A new chameleon species may be the world’s tiniest reptile
The newly described reptiles live in the northern forests of Madagascar. Deforestation there may also leave them on the brink of extinction.
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Space
Scientists Say: Planet
Planets have to orbit a star, be big enough to form a sphere and keep other objects out of their path around their star.