National Geographic news4y
How Silicon Valley is finally growing up (sort of)
In San Francisco a group of friends and co-workers found a way for people to give updates throughout their day in 140 characters, and Twitter was born. The great churn of Silicon Valley masks what ...
'Like a field plowed prior to planting': Researchers want to grow lasers, yes lasers, on material commonly found in sand
Researchers at Imec have found a way to grow lasers directly on silicon Imec’s lasers use gallium arsenide, a material that ...
BBC5y
The humble mineral that transformed the world
Scientists in the US built the first silicon transistor in 1947. Before that, the mechanics of computing had been performed by vacuum tubes, which were slow and bulky. Silicon changed everything.