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New research suggests optimal tilt angle, overhead height for rooftop PV systems
Researchers in China have investigated the effect of the overhead height and tilt angle on thermal and energy-saving ...
Plane passenger terrified after finding firecracker beneath her seat — with fuse fully visible
The unnamed passenger was flying a Shandong Airlines flight from Guilin to Xiamen on January 31 when she purportedly ...
Beautiful caverns and caves that need to be on your bucket list
Some of the most amazing spectacles around the world are hidden deep underground, beneath rocks, sea and even ice.
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Shocked plane passenger finds firecracker under her seat
A shocked plane passenger found a firecracker under her seat. The female passenger reportedly discovered the cracker on ...