By attaching molecules together, scientists at Université de Montréal think they've found how molecular systems at the origin of life evolved to create complex self-regulating functions.
Bio & Medicine
Feb 7, 2024
1
232
Life on a faraway planet—if it's out there—might not look anything like life on Earth. But there are only so many chemical ingredients in the universe's pantry, and only so many ways to mix them. A team led by scientists ...
Astrobiology
Sep 19, 2023
1
228
Although technically challenging, space experiments are a scientifically important aspect of astrobiology and astrochemistry investigations. The international space station (ISS) offers an excellent example of a long-term ...
Purdue University chemists have uncovered a mechanism for peptide-forming reactions to occur in water—something that has puzzled scientists for decades.
Biochemistry
Oct 3, 2022
2
1557
Scientists at the Foundation for Applied Molecular Evolution announced today that ribonucleic acid (RNA), an analog of DNA that was likely the first genetic material for life, spontaneously forms on basalt lava glass. Such ...
Astrobiology
Jun 3, 2022
29
19828
In early 2016, an icy visitor from the edge of our solar system hurtled past Earth. It briefly became visible to stargazers as Comet Catalina before it slingshotted past the Sun to disappear forevermore out of the solar system.
Planetary Sciences
Mar 5, 2021
0
875
Astronomers from the Max Planck Institute for Astronomy and the University of Jena have obtained a clearer view of nature's tiny deep-space laboratories: tiny dust grains covered with ice. Instead of regular shapes covered ...
General Physics
Jun 8, 2020
1
275
Uncovering how the first biological molecules (like proteins and DNA) arose is a major goal for researchers attempting to solve the origin of life. Today, chemists at Saint Louis University, in collaboration with scientists ...
Biochemistry
Oct 4, 2019
8
192
(Phys.org) —It's among the most ancient of questions: What are the origins of life on Earth? A new experiment simulating conditions in deep space reveals that the complex building blocks of life could have been created ...
Space Exploration
Mar 5, 2013
55
0
Researchers analyzing meteorite fragments that fell on a frozen lake in Canada have developed an explanation for the origin of life's handedness – why living things only use molecules with specific orientations. The ...
Biochemistry
Jul 25, 2012
32
0
