Hair from mummy's clothes provides insights into red deer lineage

Genetic analysis of Neolithic deer hair from Italian Alps mummy's clothes ties deer population to modern day western European lineage, in contrast to the eastern lineage found in the Italian alps today, according to a study ...

How does inbreeding avoidance evolve in plants?

Inbreeding is generally deleterious, even in flowering plants. Since inbreeding raises the risk that bad copies of a gene will be expressed, inbred progeny suffer from reduced viability.

Bridge species drive tropical engine of biodiversity

Although scientists have known since the middle of the 19th century that the tropics are teeming with species while the poles harbor relatively few, the origin of the most dramatic and pervasive biodiversity on Earth has ...

Getting under the shell of the turtle genome

Scientists have decoded the genome of the western painted turtle (Chrysemys picta bellii) , one of the most abundant turtles on Earth, finding clues to their longevity and ability to survive without oxygen during long winters ...

Tracking an organism's development, cell by cell

Scientists at the Stem Cell Research program at Boston Children's Hospital and Dana-Farber Cancer Institute/Harvard Medical School have devised a mouse model that lets researchers track every cell in the body, from the embryonic ...

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