Scientists explain how treelike structures such as veins and arteries, lungs and leaves fine-tune their physical form to ...

An international team of experts has resolved long-standing questions about the evolutionary history of mollusks, one of the ...

The authors begin with Leonardo da Vinci's observation that trees limbs preserve their thickness as they branch. The parameter α, known as the radius scaling exponent in self-similar branching ...

Goetze: Most native trees of the Northcentral Texas and Southwestern Oklahoma area shed their leaves during fall and winter, ...

The following is a summary of “Karyotype evolution of myelodysplastic syndrome and acute myeloid leukemia with TP53 mutations,” published in the February 2025 issue of the International Journal of ...

Do you have a tree with a dead, damaged, badly placed or rotting branch that needs to be pruned off? To avoid danger to yourself and damage to the tree, plan carefully before you cut.

Her world—100 million years ago in Myanmar—is not one of vast seas, towering mountains or broad deserts, but a damp and ...

Phylogenetic tree of H5 clade 1 of H5Nx viruses ... ancestral amino acid sequences for the target nodes that lead to host-shift branches were reconstructed for convergent evolutionary analyses. In ...

Biologists previously believed modern birds had evolved 20 million years later than the new evidence suggests.

A Shoreline family is reeling this morning after high winds brought a tree crashing into their home while they slept.