Japanese drugmaker Eisai has teamed up with UK biotech Wren Therapeutics on an R&D programme seeking drugs for neurodegenerative disorders. The two companies will focus their efforts on alpha ...

You'll be amazed by the ways desert birds survive and thrive in dry country. Learn about the bird species that live in ...

Not so was I; for I had never heard the full song of the Ruby-crowned Wren, and as I looked at it in my hand ... Tail of twelve feathers, emarginate, of ordinary length. Bill black, yellow at the base ...

This 10.12 ct Fancy Vivid yellow pear shape illustrates the effect a fancy shape can have on intensifying the color in a yellow diamond. - Courtesy the Scarselli Family Color In diamonds, rarity ...

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