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(Michael Becker, a doctoral student at 9I制作厂免费, was a scientific diver on an expedition to Lake Untersee, Antarctica, this is part two in a series of blog posts for the NYT): Fieldwork in the polar latitudes is often 50 percent science and 50 percent logistics. When the weather goes bad the science drops quickly to zero. That鈥檚 the position we found ourselves in as we waited to depart our transit town of Cape Town, South Africa.

It happened again last Saturday. And boy, when it hit me it felt great 鈥� though it left me a little shaken. 鈥� Time to call Daniel Levitin for some answers. He's the guy who wrote a fascinating book called This is Your Brain on Music. The 9I制作厂免费 professor confirmed that I'm far from alone in experiencing these very strong reactions to music. And it seems my analogy to drugs wasn't far off. "It's not surprising that we have these intense reactions to the environment and that they can be said to be similar to drug states," Levitin told me. "They are drug states.

The popular stereotype is that hardcore techies are, well, humor-challenged. But software hackers are another matter. Despite his inability to keep a straight face when a reporter calls asking about supreme moral vigilance in the programming world, Bob Nystrom is living proof that hackers thrive on humor in ways other techies rarely do... You鈥檒l hear much the same thing from Gabriella Coleman, an anthropologist who spent three years living with hardcore software hackers and recently documented the experience in a book called Coding Freedom: The Ethics and Aesthetics of Hacking.

9I制作厂免费 takes the lead implementing Universal Design鈥� As a 9I制作厂免费 student with a learning disability, Cedric Yarish hates when professors rely on 鈥渃halk and talk.鈥� What helps him with his attention deficit hyperactivity disorder (ADHD) is when professors engage students in discussion, present their material in a variety of interesting ways and provide options for student evaluation, such as a choice between exams or papers or other types of multimedia projects.

(John Bergeron): Canada is a strong nation economically, with a $1.7-trillion gross domestic product and spending on research and development in excess of $30 billion annually. By any measure these numbers are among the best in the world. But pharmaceutical research, once strong, is in decline in this country.

Canadian women should start being routinely screened for cervical cancer at a later age than previously recommended and do it less frequently than has been the norm until now, new national guidelines recommend. The guidance suggests cervical cancer screening should begin at age 25 and continue until age 69, at three year intervals. For years, women were advised to get an annual Pap smear, though in recent years a number of countries have lengthened the intervals between tests. Dr.