MS-PS1-2
Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred.
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Chemistry
Scientists confirm element 117
Scientists have confirmed the existence of a new, short-lived superheavy element. For now, they’re calling it ununseptium.
By Janet Raloff -
Planets
Heavenly research
Groundbreaking research in astronomy landed four high school seniors spots as finalists in the 2014 Intel Science Talent Search.
By Sid Perkins -
Physics
World’s coolest ‘clock’ is also crazy-accurate
This is the time to beat — the world’s most accurate atomic clock ever. At its heart is a ‘fountain’ of cesium atoms chilled nearly to absolute zero!
By Janet Raloff -
Health & Medicine
Intel STS finalist finds new flu fighters
Intel Science Talent Search finalist Eric Chen used a computer simulation to narrow down chemical targets to fight influenza. The drugs that he identified could be the next big weapons against flu.
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Earth
Intel STS finalist takes on arsenic poisoning
Concerned about arsenic poisoning in Bangladesh, Intel Science Talent Search finalist Thabit Pulak invented an affordable filter to help people remove this toxic pollutant from their drinking water.
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Environment
China exports pollution alongside goods
Many companies have moved the plants that make their products to developing countries, such as China. But the pollution linked to making those products can travel around the world.
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Physics
Closing in on fusion energy
Scientists blasted a tiny capsule of hydrogen with laser beams, setting off a reaction that released more energy than in earlier experiments. Still, scientists remain a long way from creating a reaction that releases more energy than it needs to get started.
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Earth
How Earth’s surface morphs
Partly melted rock acts like grease to help huge masses of the planet’s surface slip up, around and down.
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Chemistry
Plant-powered plastics
Scientists are using green materials to create more Earth-friendly plastics.
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Archaeology
Decoding a beverage jar
Ancient pottery provides hints of the world's oldest known wine.
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Tech
Crime lab
From accidents to crime scenes, scientists are helping detectives solve mysteries.
By Emily Sohn -
Humans
Ancient art on the rocks
Hand imprints and matchstick figures found in a Borneo cave were made 10,000 years ago.
By Emily Sohn