Electra found a cheap, clean way to purify iron, and it’s raising $257M to make it happen
Electra has raised $180.4 million to clean up the dirty ironmaking industry, TechCrunch has learned. The startup has ...
Nature14d
Nanosynthesis by candlelight
Carbon nanoparticles are a by-product of making carbon nanotubes in an arc melter and have potentially useful optical properties. A recent discovery shows that these particles can be obtained by ...