Archive: 09/28/2009

When a Twin is not a Twin

(PhysOrg.com) -- A woman in Fort Worth, Arkansas is carrying two babies that may not be twins, and which may have been conceived two and a half weeks apart. The two babies may be the result of superfetation, a rare phenomenon ...

Sep 28, 2009 4.2 / 5 (5) 1 weblog

Reclaimed Riddle

(PhysOrg.com) -- It was the "yuck factor" of reclaimed water that got Karyna Rosario thinking. As communities increasingly turn to reclaimed water as a source for irrigation - and some communities consider ...

Sep 28, 2009 5 / 5 (3) 0

How Did Evolution Begin?

(PhysOrg.com) -- Life's ability to replicate itself is essential for evolution, yet even the simplest kind of replication requires a relatively complex system. So what kind of non-replicating system might ...

Sep 28, 2009 3.9 / 5 (36) 17 feature