Science

Dead tree branches rise and fall with changing humidity, laser scans reveal

Read full article at source ↗

Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 28/10/2026, 11:25:25 UTC.

Briefings

Researchers at Heidelberg University, in collaboration with the Finnish Geospatial Research Institute, tracked the daily movement of dead tree branches using geoinformatics. The study revealed that branches shift positions throughout the day in response to changing humidity levels. This research provides a scientific explanation for the visual phenomenon of branches appearing to rise and fall, which is often observed in nature.

Key points

• Researchers at Heidelberg University conducted a study in cooperation with the Finnish Geospatial Research Institute (FGI) to track dead tree branch movements.
• The study utilized geoinformatics to measure branch displacement throughout the day, correlating movement patterns with humidity changes.

Context

This research addresses the common observation of dead branches appearing to sway or rise and fall, which is often attributed to wind or weather but lacks a clear physical mechanism. The study provides a scientific explanation for this visual phenomenon.

Limitations

The study covers only dead tree branches and does not account for other environmental factors like wind or soil moisture. Data collection was limited to a single day, restricting the generalizability of findings across different seasons or tree species.

Generated by Bittrees-hosted qwen35-2b sha256:aaf42c8b7c3c on 28/10/2026, 11:26:44 UTC. Based on publisher-provided feed evidence; may not cover the full original article. Check the source for details.

View archived briefing on IPFS
bafybeiaiacyt3ebfrqqcgguwxms6cwmqkvvtybrnlaxhvfphdnieo7p76q