How do ants crawl on walls? A biologist explains their sticky, spiky, gravity-defying grip
How do ants crawl on walls?—Ethan, age 9, Dallas, Texas
How do ants crawl on walls?—Ethan, age 9, Dallas, Texas
Plants & Animals
Sep 14, 2022
0
6
We do it every day but barely give it a thought: chewing our food. But the "simple" process of masticating food may have played a crucial role in the evolution of our jaws, facial muscles and teeth.
Evolution
Aug 17, 2022
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42
Biotechnologist Pascale Daran-Lapujade and her group at Delft University of Technology managed to build human muscle genes in the DNA of baker's yeast. This is the first time researchers have successfully placed such a vital ...
Cell & Microbiology
Aug 8, 2022
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1033
How could a human mother tell that her child is upset? Humans can distinguish the meanings of facial expressions of our fellow species either explicitly through speech or implicitly by context.
Plants & Animals
May 26, 2022
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39
Whether there are endogenous adult heart progenitors that can replenish damaged muscle cells remained controversial. Now researchers at Karolinska Institute in Sweden show that the outermost layer of the heart, called epicardium, ...
Plants & Animals
May 16, 2022
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134
In a post-pandemic world, we are used to sending and receiving parcels, getting groceries and items delivered to our door, sending messages and items to loved ones we cannot see. We've become accustomed to sending and receiving ...
Cell & Microbiology
Apr 4, 2022
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13
Piezoelectric materials convert mechanical stress into electricity, or vice versa, and can be useful in sensors, actuators and many other applications. But implementing piezoelectrics in polymers—materials composed of molecular ...
Polymers
Mar 24, 2022
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22
The Lieberam Lab, in collaboration with the Song Group at UCL and led by Ph.D. student Aimee Cheesbrough, have developed a new synthetic scaffold to grow muscle cells from human stem cells, allowing scientists to effectively ...
Cell & Microbiology
Mar 24, 2022
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65
A research group at the University of Helsinki has discovered the logic that controls gene regulation in human cells. In the future, this new knowledge could be used for investigating cancers and other genetic diseases.
Biotechnology
Feb 21, 2022
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132
A new study on nematode worms reveals that physical contact with objects can help prevent neuromuscular decline in simulated microgravity. The research, which was published in the journal iScience, provides new insights into ...
Space Exploration
Feb 15, 2022
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26