Espresso coffee is brewed by first grinding roasted coffee beans into grains. Hot water then forces its way through a bed of coffee grains at high pressure, and the soluble content of the coffee grains dissolves into the ...
General Physics
May 9, 2023
3
430
Imagine a world with precision medicine, where a swarm of microrobots delivers a payload of medicine directly to ailing cells. Or one where aerial or marine drones can collectively survey an area while exchanging minimal ...
Quantum Physics
Mar 1, 2023
0
215
New research from the University of Oxford, Yellowstone National Park, and Penn State, published today in the journal Science, may have finally solved why wolves change color across the North American continent.
Plants & Animals
Oct 20, 2022
0
475
Aerospace engineers at MIT are testing a new concept for a hovering rover that levitates by harnessing the moon's natural charge.
Space Exploration
Dec 21, 2021
1
372
Have you ever thought about not voting because your preferred candidate's victory seems assured? New Cornell research uses mathematical modeling to show that type of thinking can have the opposite effect, resulting in the ...
General Physics
Nov 30, 2021
0
21
Various forms of complex multicellular organisms have evolved on Earth, ranging from simple Volvox carterii, which possess only two cell types, to humans, with more than 200 cell types. All originate from a single zygote, ...
Cell & Microbiology
Jun 7, 2021
0
2
In most living animals, egg cells are vastly larger than sperm cells. In humans, for example, a single egg is 10 million times the volume of a sperm cell.
Evolution
Apr 16, 2021
0
51
The natural world is astonishingly complex. After centuries of study, scientists still have much to learn about how all the species in an ecosystem coexist, for example. New research on microbial communities published in ...
Ecology
Sep 23, 2020
0
73
Researchers use a variety of modelling approaches to study form and function. By using a basic biomechanical model for studying body form and center of mass stability in ants, new research identifies the benefits of "simple ...
Plants & Animals
Jul 9, 2020
0
6
In the brain, when neurons fire off electrical signals to their neighbors, this happens through an "all-or-none" response. The signal only happens once conditions in the cell breach a certain threshold.
Earth Sciences
Jul 8, 2019
29
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