Planets
Asteroids may have delivered water to early Earth
Scientists shot mineral pellets at a simulated planet. It showed an impact wouldn’t have boiled off all of an asteroid’s water.
MS-ETS1-3
Analyze data from tests to determine similarities and differences among several design solutions to identify the best characteristics of each that can be combined into a new solution to better meet the criteria for success.
More Stories in MS-ETS1-3
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TechMaybe ‘shade balls’ should not be balls
So-called shade balls have a range of uses in water reservoirs, from cutting evaporation to reducing the growth of algae. But the best performers might not actually be balls, a Florida teen now shows.
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Health & MedicineAre fidget spinners tools or toys?
Fidget spinners are all the rage. Therapists say toys such as these can help some kids calm down and pay attention.
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TechTeens garner some $4 million in prizes at 2017 Intel ISEF
Hundreds of teens collectively took home about $4 million in awards from the Intel International Science and Engineering Fair this week.
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TechTeen’s invention can warn of deadly rip currents
A teen lifeguard from Australia has invented a buoy that can alert swimmers to the strong, swift and deadly rip currents that can sweep them dangerously far offshore.
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TechFleets of flying robots could pollinate crops
Tiny flying drones use patches of sticky hair to capture pollen. One day they might join bees in pollinating crops.
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EnvironmentCleaning up water that bees like to drink
Plant roots suck up pesticides used on soils, then release them into water that can seep from their leaves. This is a sweetened water that bees love to sip. A teen figured out how to remove most of the pesticide with bits of charcoal.
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TechFather and son harness magnetic fields for new type of 3-D printing
A dad and his son have developed a new 3-D printing method in their basement. It harnesses pulsed magnetic fields to build metal objects one tiny aluminum drop at a time.