Regulating the fluid balance in cells is vital in all living things. When insufficient water is being transported via the cell membrane, cells can use their aquaporins—also known as water channels—that open and close ...
Cell & Microbiology
Nov 21, 2022
0
361
Aortic valve stenosis occurs when the aortic valve narrows, constricting blood flow from the heart through the artery and to the entire body. In severe cases, it can lead to heart failure. Identifying the condition can be ...
General Physics
Aug 30, 2022
0
93
NASA's latest attempt to fuel its huge moon rocket for a countdown test was thwarted Thursday by a hazardous hydrogen leak, the latest in a series of vexing equipment trouble.
Space Exploration
Apr 14, 2022
13
288
Anyone who has been on the receiving end of a dog's love and devotion knows these furry friends are nothing if not good for our hearts.
Plants & Animals
Apr 11, 2022
0
11
Scientist, engineer, test subject and tradesperson—astronauts in orbit wear many different hats. In this 360° timelapse, ESA astronaut Matthias Maurer works to repair a faulty valve behind EXPRESS-Rack 3.
Space Exploration
Feb 7, 2022
0
72
A team of researchers from Hokkaido University and the Gunma Museum of Natural History, both in Japan and Carleton University in Canada, has found evidence of anatomical parts in an ancient relative of the crocodile that ...
Boeing's astronaut capsule is grounded for months and possibly even until next year because of a vexing valve problem.
Space Exploration
Aug 14, 2021
9
990
A precision magnetic valve originally designed to help steer a lander down to a comet has found a surprise terrestrial use through ESA's Technology Transfer and Patent Office: adding flavors to beverages within a few thousandths ...
Space Exploration
Apr 29, 2021
0
13
Over the past decade or so, physicists and engineers have been trying to identify new materials that could enable the development of electronic devices that are faster, smaller and more robust. This has become increasingly ...
Many people wear masks in public to slow the spread of COVID-19, as recommended by the Centers for Disease Control and Prevention (CDC). However, masks with exhalation valves do not slow the spread of the disease, and now, ...
Soft Matter
Nov 10, 2020
3
1909
