February 17, 2005

Small but powerful Clumps of gas and dust accrete into planets in a disk encircling a failed star, or brown dwarf, at the center. Our own solar system is believed to have originated in much the same way. (Artist's concept courtesy of NASA/JPL-Caltech) Full story

HARVARD GAZETTE ARCHIVES

Cool brown dwarf may give birth to planets
'Mini-solar systems are an exciting possibility'

Older doctors less likely to follow current standards for care
New systems needed to support new knowledge

The accidental 'best friend'
Tame foxes read human gestures as well as dogs

Key to dental enamel formation found
Long-term goals are biologic tooth repair and new ceramic materials

In China, gems used as tools millennia earlier than thought
Diamonds ground, polished 6,000 years ago

Are economic choices rational?
Mullainathan says that people often base big decisions on seemingly 'inconsequential' factors

Research in brief
Potent new leukemia drug; risks with long-term Celebrex use