Category: @MBL

Long Live Hydra

Long Live Hydra

By Raleigh McElvery

Meet Hydra: classical model system for regeneration research and “immortal” organism. Since “immortal” implies quite a lengthy duration, researchers are careful to add a disclaimer: This tube-like animal simply has no documented limits to its lifespan.

Different Strokes: How Lampreys Use Suction Thrust to Swim

Different Strokes: How Lampreys Use Suction Thrust to Swim

By Claudia Geib

For the lamprey, it turns out that swimming sucks.

Most fish swim by creating backward thrust, their tails pushing against the water. Last year, an MBL Whitman Center team made the surprising discovery that lamprey and jellyfish propulsion is just the opposite …