Numbers of rare butterfly eggs have skyrocketed in Wales after landowners let their hedgerows grow wild to help the Brown ...
Scents from the past are being recreated using state of the art technology to give museum visitors a whiff of Egyptian ...
Lead pollution compared to 100 years ago in the US has dramatically declined by 100-fold. BLL levels of 15 plummeted to just 0.6 in 2020.
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