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In the computer simulation, the composite is cut (far left) and the nanorods begin migration to the cut interface. In the third image, the polymerization from the rods surface and cross-linking initiates, culminating in the newly regrown gel (final image...

This chart shows star temperatures vs. stellar flux showing various zones including Earth. Credit: Chester Harmon
Scientists should take the conservative approach when searching for habitable zones where life-sustaining planets might exist, according to James Kasting, Evan Pugh Professor of Geosciences at Penn State, including when building Terrestrial Planet Finders...

Satellite imagery of the ancient Roman city of Apamea reveals that the entire site has been pockmarked with holes dug by looters since the start of the civil war.
The Romans occupied modern-day Syria, and before them, the Assyrians, Persians and Akkadians built empires there....

Scientists from Melbourne IVF and the Royal Women's hospital helped a woman who had both her ovaries removed get pregnant.
Australian doctors succeeded in helping a woman get pregnant seven years after her ovaries were removed during cancer treatment. ...