Analytical Chemistry

X-ray fluorescence studies help scientists and conservators re-create the original hues in this famous painting

Waves of norepinephrine during sleep cue the brain’s glymphatic system to remove waste proteins

Researchers find that people returning to their homes after a Colorado fire were probably exposed to many aromatic VOCs

Evidence from ice cores shows widespread lead pollution that may have caused IQ decline throughout the empire

The cultural heritage scientist is adapting a medical imaging technique to analyze paintings in Amsterdam’s Rijksmuseum

Structures of ApoB100 show LDL receptor contact points

Designing an organic reaction that works in cells is easier than designing a riboswitch, chemist says

A Norovirus protein and RNA undergo liquid-liquid phase separation to form “replication factories” inside a host cell

Simultaneous access to measurements could improve outcomes for brain injuries

Data from 2 papers show that much of the Neanderthal DNA in humans can be traced to a single period of interbreeding 47,000 years ago