Fifty thousand years ago, a meteor carrying trace amounts of silicone carbide crashed into present-day Arizona.
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The architects worked with Pureti, a green-tech manufacturer (and winner of a 2011 "What's New" award from Popular Science), to develop a spray version of a titanium nano particle that, when activated by sunlight, oxidizes airborne particulates and converts them into water vapor and trace amounts of carbon dioxide.
On the contrary, that unemployed army has disappeared without a trace--no doubt temporarily diving into nice, safe corporate careers.
From Khartoum, it is a bumpy drive into Ethiopia, where you can trace the Blue Nile to Lake Tana.
Tokyo Electric has been using colored powder to trace the source of highly radioactive water leaking into the ocean near Fukushima, which was damaged by an earthquake and tsunami last month.
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Developed by the company Traveler's Tales, the latest in the LEGO series, "LEGO The Lord of the Rings, " puts Frodo, Gandalf, Aragorn and the rest of the characters from "The Lord of the Rings" trilogy into block toy form as they trace storylines from the popular books and movies.
CNN: Lord of the Rings lines, as delivered by LEGO characters
In Ensor's "Entry, " the rebuke is clear: The dots of color that trace the path of Ensor's parade dissipate into infinity and nothingness in the distance.
Detectives said they wanted to trace Mr English's movements on Saturday night into Sunday morning to find out where he went and who he was with.
After cracking the code, Buck set out to trace the way connections extend from the olfactory bulb into the olfactory cortex, the part of the brain that processes odor signals.
Impressive-sounding recitations of the requirements for establishing a class action, but not a trace of the inquiry a judge is supposed to perform into the fairness of the settlement and the basis for the fee.
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"This is very exciting, clearly, because here we have somebody who can have anaphylaxis and deadly reaction from trace amounts, and you're converting this person into somebody who can tolerate a significant amount of the food, " said Dr. Anna Nowak-Wegrzyn, associate professor of pediatrics at Mount Sinai Medical Center in New York.
Prosecutor Nicholas Lumley QC put it to Mr Baker that he had hit Mr Coates several times before removing his clothes, dragging him into the bathroom and trying to "hide any trace" of what he had done.
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Ms Schmich tried to trace the mistake, but on the Internet, such trails lead into infinity.
Typically, drugs get into the water supply when people flush unneeded medication down toilets or pass trace amounts in urine.
Typically, all kinds of drugs get into the water supply when people flush unneeded medication down toilets or pass trace amounts in urine.
After the first incident, the MCA launched an investigation into the spill, but has since said it had been unable to trace the source of the pollution.
BBC: More 'sticky substance' birds found in Devon and Cornwall
The Maritime and Coastguard Agency launched an investigation into the first spill, but has since said it had been unable to trace the source of the pollution and confirmed it had closed the investigation.
Into this murk comes Anna (Naomi Watts), a midwife, who is trying to trace the family of an orphaned Russian child.
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