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The Mars we know today is a cold, dry world of dust and rocks. However, around 3.8–3.6 billion years ago, it may have looked very different. Geological and mineral evidence suggests that, in its distant past, the planet experienced ...
Finding alternatives to precious metals in chemical manufacturing may be less like sourcing a substitute and more like tuning an instrument already in hand.
A protein that's essential to every cell's ability to turn off unnecessary genes is well known for its key function of compacting genes and its connection to cancer when it undergoes mutation. But until now, scientists weren't ...
Viruses come in two major flavors—not chocolate and vanilla, quips Harvard Medical School structural biologist Stephen Harrison, but those enveloped in membranes, such as herpesvirus, influenza virus, HIV and SARS-CoV-2, ...
The bacterium Chlamydia trachomatis is one of the most common causes of sexually transmitted infections worldwide. Biologically, it is regarded as a highly specialized "nutrient thief": Because chlamydia have lost the ability ...
By superimposing two ultrashort laser pulses that converge from different directions, a team of physicists at the University of Oldenburg has succeeded in generating three-dimensional light fields.
Is there life elsewhere, or is Earth unique in the universe? This is one of humanity's great unanswered questions. One way to approach this mystery is to investigate how life began here on Earth. Our research explores the ...
Engineers have developed a new approach for turning ordinary water into a weapon against antibiotic-resistant bacteria, according to a study published in the journal Chem Catalysis.
Muons are constantly being created as cosmic rays collide with molecules in Earth's upper atmosphere. With their ability to penetrate far into dense, solid materials, these cosmic muons are often used to image the insides ...
This summer, exoplanet science—the study of planets orbiting stars beyond our sun—took a big step forward. Reports of helium gas escaping from the atmosphere of LHS 1140b propelled this exoplanet from the pages of scientific ...
