Tag Archive for 'Early Cretaceous'

This map shows locations of Chesapeake Bay crater and coreholes; the black and red circular lines mark the outer edges of the inner and outer craters; the black circle marks the location of the deep corehole. Image credit: Sanford WE et al.

145-Million-Year-Old Seawater Found beneath Chesapeake Bay

Nov 15, 2013 by Natali Anderson

A new study published in Nature provides chemical, isotopic and physical evidence that groundwater found more than 3,200 feet deep under the Chesapeake...

This image shows a 240-million-year-old pollen grain from northern Switzerland, scale bar - 10 μm. Image credit: Hochuli PA and Feist-Burkhardt S.

Flowering Plants May Have Originated Earlier than Previously Thought

Oct 2, 2013 by Natali Anderson

Well-preserved fossilized pollen grains found in northern Switzerland provide evidence that flowering plants may have originated in the early Triassic...

100-Million-Year-Old Spider Attack Preserved in Amber Discovered

Oct 9, 2012 by Enrico de Lazaro

Paleontologists have discovered an extraordinarily rare fossil of a spider attacking a wasp caught in its web. This is the only fossil ever discovered...