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various primate bones
Science Snapshot: An Arm and A Leg
3D modeling of 7 million-year-old hominin bones hints at bipedality occurring earlier than previously thought.
Science Snapshot: An Arm and A Leg
Science Snapshot: An Arm and A Leg

3D modeling of 7 million-year-old hominin bones hints at bipedality occurring earlier than previously thought.

3D modeling of 7 million-year-old hominin bones hints at bipedality occurring earlier than previously thought.

anatomy, evolution

T. rex-like dinosaur head covered in knobby structures
The Dino That Looked T. Rex-y Long Before T. Rex 
Shawna Williams | Jul 7, 2022 | 2 min read
Fossil findings shed light on a little-known group of Cretaceous-era beasts—and indicate that the combination of a large head and diminutive arms was no evolutionary fluke.
Megalodon from prehistoric times scene 3D illustration
Classroom Science Leads to Revision of Megalodon’s Size
Connor Lynch | Sep 1, 2021 | 5 min read
A handful of high schoolers prompt scientists to develop a new approach for calculating the size of the ancient behemoth.
Specialized Leaves Keep This Plant’s Fruit Warm
Shawna Williams | Feb 1, 2021 | 4 min read
A volunteer nature guide teamed up with researchers to discover a unique reproductive role for one vine’s leaves.
salivary gland new human anatomy head and neck cancer radiation therapy
Scientists Discover New Human Salivary Glands
Diana Kwon | Oct 21, 2020 | 4 min read
The findings may have implications for radiotherapy, a cancer treatment that can cause damage to salivary glands and leave lasting complications.
The Hidden World of Millipede Sex
Yao-Hua Law | Jun 1, 2020 | 4 min read
Researchers use advanced imaging techniques to see what happens when a male and a female mate.
A section of a mouse piriform cortex, a layered structure important for smell processing
Image of the Day: Smell Circuits
Nicoletta Lanese | Jul 24, 2019 | 1 min read
The brain wiring behind scent processing seems to scale across mammalian species.
dog eyebrow sad face puppy dog look compared to wolf muscle stronger thicker domestication
Domestication Might Have Sculpted Eyebrow Expressions in Dogs
Chia-Yi Hou | Jun 18, 2019 | 2 min read
Dogs have stronger facial muscles compared to wolves, giving them the sad or “puppy dog eyes” look.
Tiny Knee Bone, Once Lost in Humans, Is Making a Comeback
Jef Akst | Apr 19, 2019 | 2 min read
The fabella disappeared from our lineage millions of years ago, but over the last century, its presence in people’s knees has become more common.
Why Human Speech Is Special
Philip Lieberman | Jul 1, 2018 | 10+ min read
Evolutionary changes in both the vocal tract and the brain were necessary for humans’ remarkable gift of gab.
Primer: Acoustics and Physiology of Human Speech
Philip Lieberman | Jun 30, 2018 | 2 min read
People have a unique anatomy that supports our ability to produce complex language.
Insects’ Neural Learning and Memory Center Discovered in Crustaceans
Catherine Offord | Dec 1, 2017 | 4 min read
Aggressive little marine predators, mantis shrimps possess a mushroom body that appears identical to the one found in insects.
Rethinking the Rise of Mammals
Bobby Bascomb | Nov 16, 2015 | 3 min read
Mammals diversified 30 million years later than previously estimated, according to a new analysis of an ancient fossil.
Size Matters
Tracy Vence | Jul 1, 2014 | 2 min read
The disproportionately endowed carabid beetle reveals that the size of female—and not just male—genitalia influences insemination success.
Faces for Fighting?
Jef Akst | Jun 10, 2014 | 2 min read
Scientists propose that hominin facial bones evolved for protection against the powerful blows of combat.
Human Ancestors?
Ruth Williams | Apr 11, 2013 | 4 min read
Fossilized skeletal remains of the hominid Australopithecus sediba add to the puzzle of human evolution.
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