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Archaeologist uncovers ancient Maya king’s tomb
Revealing rare treasures and royal lineage.
Cognitive problems in children linked to excess fluoride
A study shows a link between drinking fluoride and children's cognitive deficits.
Prior exposure to virus linked to lower risk of birth defects
Natural immunity shields against congenital cytomegalovirus.
New synthetic skin may unlock blood-sucking secrets of mosquitoes
The 3D-printed skin can help scientists study how mosquitoes transmit deadly diseases.