Big Data Analytics
Photos: From facial recognition to connected toys, a trip inside the invisible big data revolution
Satellite photos and images shot on the ground show the fire and smoke generated by Sunday's refinery explosion near London.
A Dec. 11, 2005, explosion at the Buncefield Oil Terminal near Hemel Hempstead, just northwest of London, injured more than 40 people and damaged nearby buildings, including those occupied by two IT firms, Northgate Information Solutions and 3Com.
Caption by: Bill Detwiler
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