September 16, 2004

Top-heavy, handles great Sharks' asymmetrical tails, such as the one sported by this dogfish, may make them more maneuverable than fish with symmetrical tails. (Courtesy of George V. Lauder) Full story

HARVARD GAZETTE ARCHIVES

The tale of a tail
Researchers solve the mystery behind the shark's wake

SUMMER IN REVIEW:

Quantum network to deliver secure messages
John Myers and colleagues find way to hide behind light

Movement gene identified
Mutations may have helped humans evolve

Day-care exposure may reduce Hodgkin's disease incidence
Early illness primes body for later battles

Harvard researchers push human cereal use back 10,000 years
Findings on small grain grasses support theory of agriculture's rise

PSA rise signals high death risk
It marks prostate cancer progression

Surprising variations discovered in human genomes
Unexpected DNA losses and gains found