Now, a new method developed by scientists at the Wyss Institute and Harvard Medical School HMSS) finally brings that daunting task into the realm of possibility using evolving genetic barcodes that actively record the process of cell division in developing mice, enabling the lineage of every cell in a mouse's body to be traced back to its single-celled origin.
But Mr. Obama also knows now that he is not fully in control of his fate, that the presidency will continue to bring tasks that no one could ever anticipate.
It has taken decades for researchers to bring tasks that previously were the domain only of living brains — things like speech recognition, visual perception, and complex decision-making — within reach of computers.
The next excerpt is drawn from an optional additional revision session held towards the end of the year in early October, where teachers were invited to bring tasks that they had tried but were having difficulty with.
Mr. Myhrvold brought to that task a remarkably wide-ranging intellect and breadth of interests.
He had promised to make Newark America's leading city in safety and prosperity, and now brought to that task the expertise of an inner circle composed principally of other outsiders.
He brought to that task what he called his creed of impartiality -- "but not the sort that leads you to lose your own sense of principle," Mr. Morse said in 1957, just before he was about to be re-elected to his second term as director general.
America's task is to bring that sentiment back to the surface of Israeli politics.
How to use the knowledge generated, depends on the point of view and the interests that we bring to the task of understanding (an academician looks in a different way that a consultant of political advisor).
His new "Anchises," which opened at the Abrons Arts Center on Wednesday night, is a subtle tour de force, a slowly accruing succession of images that owes its power not just to the chemistry of the exceptional performers and designers that Mr. Bokaer has assembled, but also to the rigorous focus that all bring to their task.
