Chromosome Segregation: The Bigger They Come, the Harder They Fall

The harder they fall.

The past decade may well be remembered as the era of the high-flying, aggressive leader. Corner-office titans like Kenneth Lay, Dennis Kozlowski, and Bernard Ebbers graced the covers of business magazines. They captured the public's fascination with their bold business moves and charismatic sound bites. Then scandal set in, and the stars fell to earth. In this article, social psychologist Roder...

The bigger they are, the harder they fall: CO₂ concentration and tree size affect drought tolerance.

BLOCKIN BLOCKIN Despite the incredible success stories from robotics in the last few years, many of our best planning and control algorithms are still far from transitioning out of the research lab and into the real world. Fielding a humanoid robot in a disaster environment, or flying a UAV at high speeds through a cluttered environment requires reliable online planning in novel environments, a...

Will they come and will they stay?

They Always Come Back

As a result of personal experience on the staffs of Holloway Prison and of the Aylesbury Borstal Institution, the writer of this book can speak with some authority on the methods of treating women prisoners and delinquent girls as she found them to exist; from the knowledge gained by training as a Psychiatric Social Worker she has formed very definite convictions as to the much better methods w...

Evolution: They Never Come Back, or Do They?

There is a notion in evolution that traits, once lost, cannot re-evolve. A new species of bone-eating worm defies this notion. Its males are free-living and look nothing like the dwarfed bags of sperm of its relatives.