After fertilization, embryos race through rapid cell divisions before slowing down to build specialized cells that will carry out distinct functions in the developing body—but the signals that trigger this shift have remained ...
Cell & Microbiology
Nov 20, 2025
0
23
A recent study led by scientists at NASA's Jet Propulsion Laboratory in Southern California and the nonprofit Aerospace Corporation shows how high-resolution maps of ground-level ammonia plumes can be generated with airborne ...
Earth Sciences
Nov 20, 2025
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51
Cyanobacteria, also known as blue-green algae, occur worldwide in many varieties, including in single-cell form and in chains called filaments. While these tiny life forms can strongly influence many ecosystems, the details ...
Cell & Microbiology
Nov 20, 2025
0
21
An environmental chemistry laboratory at Duke University has solved a longstanding mystery of the origin of high levels of PFAS—so-called "forever chemicals"—contaminating water sources in the Piedmont region of North Carolina.
Environment
Nov 20, 2025
1
2100
For decades, pharmaceutical companies have been using bacteria found in soil and water to chemically convert steroids into effective treatments for human diseases. One example is cortisol, which is used to treat asthma and ...
Biochemistry
Nov 20, 2025
0
24
Cornell researchers have discovered a previously unknown way plants regulate water that is so fundamental it may change plant biology textbooks—and open the door to breeding more drought-tolerant crops.
Plants & Animals
Nov 20, 2025
0
32
Scientists at the U.S. Naval Research Laboratory (NRL), working with Florida International University's (FIU) Global Forensic and Justice Center, have demonstrated a new method for detecting trace levels of fentanyl using ...
Analytical Chemistry
Nov 20, 2025
0
22
The countries participating in the UN Climate Change Conference (COP30), currently taking place in Brazil, must cancel fossil fuel concessions in order to keep the Paris Agreement alive. This is the main message of a paper ...
Environment
Nov 20, 2025
0
26
While you might assume the Nullarbor Plain is a vast expanse with not much to see, a recent discovery has stunned scientists.
Plants & Animals
Nov 20, 2025
0
62
A team of researchers has confirmed stars ring loud and clear in a "key" that will harmonize well with the science goals and capabilities of NASA's upcoming Nancy Grace Roman Space Telescope.
Astronomy
Nov 20, 2025
0
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