
This solar startup can harness massive amounts of power from the sun
Concentrated solar power isn't new, but California-based Heliogen can create the extreme heat needed to make steel and cement and also save it for a rainy day.
03:54
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CNN
Mission Ahead
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This solar startup can harness massive amounts of power from the sun

Does this look appetizing? If you go to Mars, it may be your meal

This space tech company spins rockets into space. Watch how it happens
01:09
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Six rotors. 200mph. This electric helicopter may be the future of transportation

How a Brooklyn company will make your home greener for free

See how one company is fighting fire -- with fireballs

Watch how this company creates jet fuel from thin air

Watch how Hurricane Sam was filmed like never before

Need to get to Mars? This inflatable shield could help

Watch the first electric Rolls-Royce illuminate its doors and ceiling
00:57
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Watch this rocket ignite using fuel that you can eat

Can't sleep? This band-aid-like sleep tracker can help find out why

See how startup BIOMILQ is making 'human milk' in the lab
02:47
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Startup jumping into space race with 3D printed rockets

This company wants to cut your grocery bill in half