Domestication Might Have Sculpted Eyebrow Expressions in Dogs
Domestication Might Have Sculpted Eyebrow Expressions in Dogs
Dogs have stronger facial muscles compared to wolves, giving them the sad or “puppy dog eyes” look.
Domestication Might Have Sculpted Eyebrow Expressions in Dogs
Domestication Might Have Sculpted Eyebrow Expressions in Dogs

Dogs have stronger facial muscles compared to wolves, giving them the sad or “puppy dog eyes” look.

Dogs have stronger facial muscles compared to wolves, giving them the sad or “puppy dog eyes” look.

Sweden, culture, cell & molecular biology, evolution
Image of the Day: Gut Response
Image of the Day: Gut Response
Chia-Yi Hou | Jun 24, 2019
Immune functions in the mouse intestine differ by segment.
Image of the Day: Hybrid Cetacean
Image of the Day: Hybrid Cetacean
Chia-Yi Hou | Jun 21, 2019
The DNA of a whale shows its father was a beluga and its mother was a narwhal.
New Technique Maps RNAs in Cells Without a Microscope
New Technique Maps RNAs in Cells Without a Microscope
Kerry Grens | Jun 20, 2019
DNA microscopy pinpoints the locations of transcripts by laying a grid of tags over the molecules and labeling each connection.
Image of the Day: Handheld Science
Image of the Day: Handheld Science
Chia-Yi Hou | Jun 18, 2019
Researchers create a 3-D printed, portable centrifuge that can be affordably produced for science classrooms.
Image of the Day: Phantom Limbs
Image of the Day: Phantom Limbs
Chia-Yi Hou | Jun 17, 2019
Researchers study how oxygen around an embryo helps shape the way feet and digits form in amphibians and chickens.
Image of the Day: Motile Swimmers
Image of the Day: Motile Swimmers
Chia-Yi Hou | Jun 12, 2019
Scientists track the movement of sperm flagella.
Metabolism Hits a Ceiling in Athletic Endurance Feats
Metabolism Hits a Ceiling in Athletic Endurance Feats
Shawna Williams | Jun 5, 2019
In long-distance, physically taxing events, the amount of energy athletes can expend appears to peak at about 2.5 times their metabolic resting rate—a maximum likely dictated by how many calories they can digest.
Making Sense of Magnetic Navigation
Making Sense of Magnetic Navigation
David Barrie | Jun 1, 2019
A new book about remarkable feats of migration by animals explores the front lines of research into how they do it.
Drug Discovery Techniques Open the Door to RNA-targeted Drugs
Drug Discovery Techniques Open the Door to RNA-targeted Drugs
Amber Dance | Jun 1, 2019
New ways to search for druggable RNAs and matching small molecules