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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ChemistryA new catalyst turns greenhouse gas into jet fuel
The catalyst is an improvement over its predecessors. Made of cheap materials like iron, it produces jet fuel in a single step.
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ChemistryA soil-based ‘concrete’ could make buildings green, even on Mars
A new soil-based material offers an alternative to concrete for 3-D printing environmentally friendly buildings.
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EnvironmentOld clothes soon may be recycled, not trashed
One day, clothes may be recycled almost as much as plastics and glass are now. See how chemists are moving us in that direction.
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ChemistryHere’s how to make flip-flops biodegradable
Innovative flip-flops made from an algae-based plastic decompose in soil or compost. The comfy shoes also avoid use of fossil fuels.
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Science & SocietyBatteries not included: This Game Boy look-alike doesn’t need them
Game Boy revolutionized the gaming industry. A newer version could help slow the rate of climate change.
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ChemistryStudy acid-base chemistry with at-home volcanoes
Baking soda volcanoes are a fun demonstration, and with a few tweaks they can be an experiment, too
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ChemistryHow to recycle ‘nonrecyclable’ plastics
A new process can convert some nonrecyclable plastics into a type that now can be reused. That could greatly cut down on wastes sent to landfills.
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PhysicsThe exotic ‘atom’ positronium surprises scientists
New measurements of a weird but simple atom, one without a nucleus, suggest it may have unexpected properties. Scientists find this troubling.
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ChemistryNew solution for carbon dioxide: Turn it into ‘green’ fuel
Chemists have created a new way to convert carbon dioxide into ethanol. It might one day help remove excess CO2 — a greenhouse gas — from the air.
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PhysicsExplainer: Stars and their families
Most pinpoints that light the night sky are raging infernos we call stars. As adults, many will create new elements that they later cast off into the cosmos.
By Ken Croswell -
PhysicsPhysicists foil classic oobleck science trick
Cornstarch and water — best known as oobleck — solidifies upon impact. Researchers used a new technique to make it stay liquid.
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PlanetsPlanets with hydrogen skies could harbor life
Microbes can live in a hydrogen atmosphere. This points to new space worlds that host alien life.