91色情片

Tomato

Chemistry

Adding tomato pigment to solar panels increases their efficiency

Lycopene, which makes fruits and vegetables such as tomatoes red, improves the efficiency of perovskite solar cells

A solar power plant at night

Technology

Solar panels that work at night produce enough power to charge a phone

space satellite with solar panels

Environment

UK government backs plan to harvest solar power from space

Technology

Static electricity can keep desert solar panels free of dust

Technology

Snow-proof solar panels keep working even in icy weather

Technology

Chemical that makes chilli peppers spicy boosts solar panel cells

solar steriliser

Technology

Portable device uses solar power to sterilise medical equipment

Technology

Windows become transparent solar panels with added nanoparticles

Perovskite solar cells

Technology

Changing how we make solar panels could reduce their carbon emissions

Technology

Laser-sculpted aluminium purifies water with the power of sunlight

A black panel of aluminium created by lasers can purify water containing human waste and heavy metals to drinkable standards, using just sunlight

Technology

Two-sided solar panels that track the sun produce a third more energy

Technology

Mega solar plant uses 170,000 mirrors to generate heat for electricity

Technology

Punching holes in solar cells turns them into transparent windows

Technology

Massive solar panels in Chilean desert point to our renewable future