Slingshot Spiders Pull More Gs than Cheetahs Do
Slingshot Spiders Pull More Gs than Cheetahs Do
Using their silk threads as a catapult, members of a family of orb-weaving arachnids rocket themselves and their webs through the air to capture prey.
Slingshot Spiders Pull More Gs than Cheetahs Do
Slingshot Spiders Pull More Gs than Cheetahs Do

Using their silk threads as a catapult, members of a family of orb-weaving arachnids rocket themselves and their webs through the air to capture prey.

Using their silk threads as a catapult, members of a family of orb-weaving arachnids rocket themselves and their webs through the air to capture prey.

biomechanics
Image of the Day: Bear Sinuses
Image of the Day: Bear Sinuses
Amy Schleunes | Apr 10, 2020
A new study finds that the extinct European cave bear’s large sinuses represent a tradeoff between hibernation length and the flexibility of their diets.
Image of the Day: Foot Biomechanics
Image of the Day: Foot Biomechanics
Amy Schleunes | Mar 2, 2020
A new study highlights the importance of the transverse arch in regulating the stiffness of the human foot.
Image of the Day: Upside-Down Landings
Image of the Day: Upside-Down Landings
Emily Makowski | Oct 29, 2019
Blue bottle flies use many different movements and a specific behavior sequence in order to stick a ceiling landing.
Image of the Day: Passive Flapping
Image of the Day: Passive Flapping
Chia-Yi Hou | May 3, 2019
A robot model of a winged but flightless dinosaur suggests the dinosaur may have flapped its wings while moving on the ground.
Image of the Day: Clubbing
Image of the Day: Clubbing
Kerry Grens | Oct 19, 2018
Mantis shrimps’ remarkably swift kicks come from springs built into their dactyl clubs.
Image of the Day: Swish Swish
Image of the Day: Swish Swish
Kerry Grens | Oct 16, 2018
Animals’ tails swat away insects using both wind and whack.
Image of the Day: Cracked Skin
Image of the Day: Cracked Skin
Jef Akst | Oct 9, 2018
Micrometer-scale fractures in elephant skin results from the way the epidermis grows.
Jens Christian Skou, Discoverer of the Sodium-Potassium Pump, Dies
Jens Christian Skou, Discoverer of the Sodium-Potassium Pump, Dies
Kerry Grens | May 29, 2018
The Nobel laureate was the first to identify an enzyme moving material across the cell membrane.
Image of the Day: Puzzle Plants
Image of the Day: Puzzle Plants
The Scientist Staff, The Scientist Staff | Mar 19, 2018
The jigsaw-shape cells found in the epidermis of many plants may serve to reduce mechanical stress on cell walls.
Next-Generation Exoskeletons Help Patients Move
Next-Generation Exoskeletons Help Patients Move
Karen Weintraub | Feb 1, 2018
A robot’s gentle nudge could add just the right amount of force to improve walking for patients with mobility-impairing ailments such as Parkinson’s disease, multiple sclerosis, and stroke.
A Prosthetic Advantage?
A Prosthetic Advantage?
Diana Kwon | Sep 1, 2017
Scientists are analyzing how factors such as the length and stiffness of artificial limbs affect performance in athletes with amputations.
Man Meets Machine
Man Meets Machine
The Scientist Staff | Aug 31, 2017
Alena Grabowski, a University of Colorado Boulder researcher, discusses her motivations for studying the interface between biology and mechanics in prosthetic devices.
Robotic Orthotics Aid Gait in Kids with Cerebral Palsy
Robotic Orthotics Aid Gait in Kids with Cerebral Palsy
Aggie Mika | Aug 24, 2017
The wearable technology, akin to motorized leg braces, help children with physical disabilities extend their knees as they walk. 
Cells Follow Stiffness Gradients by Playing Tug-of-War
Cells Follow Stiffness Gradients by Playing Tug-of-War
Ben Andrew Henry | Dec 1, 2016
Cells with the best traction on a substrate pull their neighbors toward firmer ground.
Physical Force Upregulates Gene Expression
Physical Force Upregulates Gene Expression
Alison F. Takemura | Aug 24, 2016
Applying a mechanical force that pulls on a cell stretches chromatin, facilitating transcription, scientists show.
Chameleons Catch Prey with Sticky Spit
Chameleons Catch Prey with Sticky Spit
Alison F. Takemura | Jun 22, 2016
The lizard’s saliva is thick enough to drag a cricket to its alimentary demise, scientists show.
Esteemed Zoologist Dies
Esteemed Zoologist Dies
Catherine Offord | Jun 1, 2016
Robert McNeill Alexander, best known for his work on animal locomotion, has passed away aged 81.
Paper Containing Creationist Language Pulled
Paper Containing Creationist Language Pulled
Bob Grant | Mar 7, 2016
PLOS ONE says a breakdown in the peer-review process led to the publication of a now-retracted biomechanics paper that made reference to a “Creator.”
Leader in Biomechanics Dies
Leader in Biomechanics Dies
Kerry Grens | Dec 1, 2015
Duke’s Steven Vogel studied how plants and animals adapt to the physical world.