Image of the Day: Flight Styles
Image of the Day: Flight Styles
The evolution of different ways of flying in birds affected wing range of motion, but not wing shape.
Image of the Day: Flight Styles
Image of the Day: Flight Styles

The evolution of different ways of flying in birds affected wing range of motion, but not wing shape.

The evolution of different ways of flying in birds affected wing range of motion, but not wing shape.

germ cells, ecology, evolution
Image of the Day: Flight Styles
Image of the Day: Flight Styles
Emily Makowski | Oct 25, 2019
The evolution of different ways of flying in birds affected wing range of motion, but not wing shape.
Image of the Day: Puma Genome Sequencing
Image of the Day: Puma Genome Sequencing
Emily Makowski | Oct 21, 2019
The big cats show signs of inbreeding despite conservation efforts to diversify their populations.
Image of the Day: Brains and Braincases
Image of the Day: Brains and Braincases
Emily Makowski | Oct 18, 2019
The skull changed shape in different ways than the brain during evolution, according to a new comparative study.
Proposed Deep-Sea Mining Zone Harbors Previously Unknown Species
Proposed Deep-Sea Mining Zone Harbors Previously Unknown Species
Catherine Offord | Oct 17, 2019
The discovery of ancient clades of brittle stars at the bottom of the Pacific Ocean adds to concerns that commercial exploitation of the area could destroy numerous taxa before they’ve even been identified.
Image of the Day: Stick and Leaf Insects
Image of the Day: Stick and Leaf Insects
Emily Makowski | Oct 15, 2019
The first phylogenomic tree of these insects shows their diversification occurred after they split into Old and New World groups.
Koala Immune Response to Genome-Inserting Retroviruses Identified
Koala Immune Response to Genome-Inserting Retroviruses Identified
Emily Makowski | Oct 11, 2019
Small RNAs called piRNAs provide a first line of defense against the viruses.
When Is an Endosymbiont an Organelle?
When Is an Endosymbiont an Organelle?
Ruth Williams | Oct 3, 2019
The finding that a bacterium within a bacterium within an animal cell cooperates with the host on a biosynthetic pathway suggests the endosymbiont is, practically speaking, an organelle.
Image of the Day: Poison Tolerance
Image of the Day: Poison Tolerance
Emily Makowski | Oct 3, 2019
Genetically engineered Drosophila withstand toxins common in monarch butterflies’ diet.
Rabbit Study May Hint at Origin of Female Orgasm in Humans
Rabbit Study May Hint at Origin of Female Orgasm in Humans
Catherine Offord | Oct 1, 2019
It could be a throwback to a mechanism that induces ovulation during sex, researchers propose, but not everyone thinks the results can be extrapolated to people.
The Narluga: New Insights from Old Bones
The Narluga: New Insights from Old Bones
Ashley Yeager | Oct 1, 2019
DNA analysis of a bizarre, 30-year-old whale skull serves as a reminder of the secrets that museum specimens keep about the natural world.