Spot the difference puzzles are a fun and relaxing way to spend your leisure time while it gives your brain a little workout. At first glance, the two images that are presented in front of you might ...

TURTLE CREEK, Pa. — A woman is without a place to stay after a house fire in Turtle Creek. Allegheny County dispatchers say crews were called to the 500 block of McMasters Avenue at 8:11 p.m. on ...

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In the 'first wave' of synthetic biology, researchers developed basic elements and modules that allowed transcriptional, translational and post-translational control of cellular processes. The 'second ...