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New analyses of ancient cattle, sheep and goat bones on Madagascar suggest the rapid spread of introduced livestock on the island 1,200 years ago coincided with forest loss and population declines of large native herbivores.
We haven't written up this one. Phys.org has the full story — the link below goes straight to it.
Two new species of sea spiders have been documented off the B.C. coast.
Director: Center for SETI ResearchSETI Institute, 1984 – 2012Emeritus Chair for SETI Research How will humanity first discover ET Life?Best guess: TechnosignaturesWhile the astronomical community is…
by Robert J. Nemiroff and Jerry T. Bonnell This lesson plan is meant to be used for undergraduates studying astronomy to supplement to an existing introductory astronomy course.
Editor’s note: Last week, the description of a “new” cat species from Bolivia made headlines around the world. The tilcayo (Leopardus tilcayo), a small spotted cat from Bolivia’s Yungas cloud forests…
Glossary Cepheid: A type of variable star used to determine distance. Shapley used a relation between the period of variation of this type of star and its absolute magnitude to calibrate distances to…
Things can get better with age The post In a Culture Obsessed with Staying Young, We Ignore the Many Benefits of Aging appeared first on Nautilus .
