#migration

All articles tagged with "migration"

Parakneria thysi climbing a waterfall with a close-up in inset

Scientists Capture the First Detailed Visual Record of Fish Climbing a 50-Foot Waterfall

Researchers working in the Democratic Republic of Congo have documented shellear fish scaling a near-vertical waterfall, revealing a rare migration strategy driven by anatomy, humidity, and persistence.

Key Takeaways

Researchers documented shellear fish climbing a 15-meter waterfall for the first time with detailed imagery.
The fish grip wet rock with fin structures called unculi and move upward in bursts.

DT Editorial Team·May 23, 2026·via refractor.io

Study Highlights Lasting Mental and Physical Strain on Refugees Who Arrived in the UK Alone as Children

A University of East Anglia study says refugees who entered the United Kingdom as unaccompanied minors describe persistent intrusive memories, loneliness, and physical pain, underscoring the long shadow of earlier trauma

Key Takeaways

A University of East Anglia study focuses on refugees who entered the UK as unaccompanied minors.
The source summary says participants described intrusive memories, loneliness, and physical pain.

DT Editorial Team·May 14, 2026·via medicalxpress.com

DNA Study Suggests Indigenous American Ancestry Includes a Previously Unknown Asian ‘Ghost’ Lineage

A large genomic analysis of nearly 200 Indigenous people points to three migration waves into South America and indicates that present-day Indigenous Americans retain ancestry from an unidentified Asian source population

Key Takeaways

Researchers found evidence for three migration waves into South America.
The study suggests an unidentified Asian 'ghost' population contributed to Indigenous American ancestry.

DT Editorial Team·Apr 25, 2026·via livescience.com