#energy

Follow

You will never see light that goes past your eye (rather than into it)

by sunnyjim Nov 22, 2020 5 Comments 2 Links

#electromagneticradiation, #energy, #eyes, #light, #photon, #physics, #radiation, #science, #sense, #space, #vision,

…and you could never know it was there, or detect it, or... Read More

Follow

The second law of thermodynamics

by Aunty Entropy Nov 16, 2020 6 Comments 6 Links

#energy, #entropy, #heat, #physics, #science, #time,

The idea that heat cannot pass from a colder to a hotter... Read More

6 Links Add link

Follow

Electricity generators in busy rotating doors

by Mike Nov 12, 2020 3 Comments 3 Links

#doors, #eco, #electricity, #energy, #hotel,

could save some hotels on electricity costs?Read More

Follow

Electric motorbikes – that refuel at car charge-up points

by sunnyjim Nov 8, 2020 3 Comments 2 Links

#autos, #bikes, #cars, #ebike, #eco, #energy, #motorbikes, #motoring, #vehicle,

Follow

In the winter close the roof vents of large manufacturing facilities to save on energy costs

by green fingers Nov 7, 2020 2 Comments 2 Links

#energy, #environment, #factory, #power,

41

Follow

Motion activated street lighting

by 8-BIT BOBBY Oct 30, 2020 3 Comments 3 Links

#car, #energy, #environment, #lighting, #motoring, #power, #transport, #travel,

Especially for quiet motorways/highways at night.Read More

Follow

Liquid Nitrogen Powered Airplanes

by astronut Oct 25, 2020 3 Comments 3 Links

#airplane, #chemistry, #energy, #plane, #power, #travel, #vehicle,

Lighter, safer, easy enough to produce.Read More

111

Follow

Eat dead stars for breakfast

by Iain Matitzov Oct 11, 2020 3 Comments 3 Links

#atom, #breakfast, #energy, #food, #fun, #matter, #physics, #quantum, #science, #space, #stars, #sun, #wisdom,

Other than hydrogen, helium and lithium everything you ate today was made... Read More

Follow

Underwater balloon power storage

by sunnyjim Sep 15, 2020 3 Comments 3 Links

#balloon, #electricity, #energy, #environment, #power,

Store excess electricity grid power by pulling large balloons to the bottom... Read More

Follow

Treadmill fun runs

by CC Aug 16, 2020 1 Comment 1 Link

#charity, #eco, #energy, #environment, #festivals, #fitness, #health, #power,

Ask passers-by to donate some energy to the charity of their choice.... Read More

1 Link Add link

Follow

Solar panels at the bottom of swimming pools

by Munch Jun 25, 2020 2 Comments 2 Links

#eco, #energy, #environment, #pool, #power, #solar,

Follow

Solar panels for truck/coach/bus roofs

by Mickey Jun 24, 2020 3 Comments 3 Links

#bus, #coach, #eco, #electricity, #energy, #environment, #power, #solar, #truck,

66

Follow

Light pollution spotter – Satellite that identifies cities that waste the most energy from streetlights that point upwards

by green fingers Jun 9, 2020 3 Comments 3 Links

#community, #council, #eco, #energy, #environment, #gps, #mp, #pollution, #satellite, #space,

Yes, countless cities spend millions on streetlights that not only illuminate the... Read More

99

Follow

Floating wind turbines

by green fingers Apr 9, 2020 1 Comment 1 Link

#eco, #energy, #environment, #turbine, #wind,

1 Link Add link

22

Follow

Decentralised energy supplies

by sunnyjim Mar 16, 2020 0 Comments 0 Links

#eco, #electricity, #energy, #environment, #power, #renewables, #technology,

In the UK, more than 60 per cent of the original energy... Read More

0 Links Add link

22

Follow

a camping stove that generates electricity

by green fingers Feb 27, 2020 2 Comments 2 Links

#camping. stove, #electricity, #energy, #fire, #fuel,

Just find some wood, light the fire and convert that energy into... Read More

22

Follow

Gravity Sucks – Matter Rocks!

by astronut Feb 11, 2020 2 Comments 2 Links

#cosmology, #energy, #gravity, #light, #matter, #physics, #science,

Don’t get down on all types of materialism, and love not the... Read More

1313

Follow

Solar panels on backpacks – to recharge phones on the move

by Stella Feb 9, 2020 1 Comment 2 Links

#backpack, #camping, #eco, #energy, #solar, #travel,

I would buyRead More

99

Follow

Matter Pulls, Space Pushes

by sunnyjim Feb 7, 2020 0 Comments 0 Links

#atom, #cosmology, #energy, #gravity, #mass, #matter, #physics, #science, #space, #time,

DARK MATTER V DARK ENERGY – WHICH ONE WILL WIN, IN THE... Read More

0 Links Add link

33

Follow