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Saturday Citations: Prehistoric dentistry; sleep and aging; our photogenic sun

Medieval teeth open a new perspective on leprosy care and toxic medicine

Student-built system unlocks fully autonomous electroporation for 96- and 384-well workflows

RNA's first letter may shape antiviral alarms, with A outpacing G

Sustainable chemistry: Iron substitutes noble metals in catalytic reactions

Neuron imaging captures unconventional receptor route that supports synaptic communication

A hidden threshold enables tunable control of liquid crystal helices for energy-efficient technologies

Scientists identify hidden accelerant in Antarctic ice loss

Single-molecule RNA mapping may reveal how shape shifts steer health and disease

Exploiting interfacial ionic mobility to make heat-moldable nanoparticle aggregates

Fair matching systems can still produce unequal outcomes, new research finds

Tropical rivers emerge as biggest oxygen-loss hotspots in a warming world

Sunlight-powered generation of correlated photon pairs

Climate warming causes bleaching in key Arctic lichen, study finds

Implantable bacteria can now be safely contained, clearing a major hurdle for fighting infection and cancer

Why is almost everyone right-handed? The answer may lie in how we learned to walk

Researchers identify enzyme that prevents chromosome breaks during DNA copying

Warming climate favors shallower cyclones, challenging current risk assessments

Physicists create hybrid light-matter particles that interact strongly enough to compute

Dense soils may spread earthquake surface ruptures into wider damage zones, particle models suggest

Bacterial energy enzyme reveals dual-trigger sodium pump mechanism, offering antibiotic clues

Q&A: Evolution may reshape how urban forests, wetlands and reefs protect cities

How 'gentle power' leads to successful environmental conservation

Climate change costs lives by breaking down social connection, says study

New scenarios needed to address climate crisis, say scientists

Nanometer-scale cell sugar mapping reveals internal states, from immune activation to cancer stages

Fast-moving Gofar fault reveals quiet zones that may govern big earthquake timing

Patrolling males and waiting females—observing reproductive behavior of black sea bream in the wild

Honey-like heat flow: A new heat transport regime discovered in ultrathin semiconductors

Genomic analysis predicts guide dog success

Could sea squirts' nano-packaging delivery system help restore sea forests?

Researchers prove 'forever chemicals' can last longer than 3 decades

How studying friendship has changed the way I understand my own loneliness

Customizable drinks could provide essential nutrients during space missions

Who shops at farmers markets in the US?

Experimentally validated AI model predicts virulence of tomato yellow leaf curl virus

Future big droughts may be worse than we think—NZ's past shows why

NASA missions track record-breaking radio burst from sun

New species of venomous box jellyfish discovered in Singapore

How reindeer herds, nature and Sámi culture can thrive when forests are restored across northern Europe

61 new beetle species reveal how little we still know about biodiversity

NASA draws on industry for Mars telecommunications network

Homelessness could be 4 times higher in a decade due to impacts from climate change, study suggests

Picturing Earth in a new light

Attracting young women to careers in construction

One simple daily ritual turned lockdown isolation into something far more powerful for this cycling group

Mathematical method calculates most efficient Earth-moon route yet

Colonial roots may explain why North and Latin America treat wildlife differently

Coal pollution is cutting solar power output worldwide, study finds

Discovery could reshape RNA editing with DNA-guided CRISPR