These gases could signify intelligent life beyond Earth
Astronomers proposed that the industrial gases nitrogen trifluoride and sulfur hexafluoride could provide measurable signs of advanced…
Category: Big Questions
JWST reveals properties of dusty star-forming galaxies
Astronomers used new JWST data to unravel the structures of 22 dusty star-forming galaxies that previous telescopes couldn’t see.
New packaging can warn you when meat has spoiled
Scientists designed color-changing carbon dot biosensors that can detect spoiled meat in sealed packages in real-time.
Hidden bacteria dominate Earth’s deep soils
Scientists showed that an understudied bacterium is widespread in deep soils worldwide and adapted to life with very little energy.
Finding cancer cells in a cocktail of complex tissues
Scientists used technology similar to ChatGPT to develop a tool that can differentiate between the DNA of cancer cells and healthy cells in…
Why do deep-sea microbes have such small appetites?
The deep sea is one of Earth’s largest reservoirs of carbon, yet microbes don’t consume very much of it. Researchers showed that this is…
Editing genes to fight prion disease
Scientists used a newly developed gene-editing technique to create RNA strands that block the production of misfolded proteins, known as…
Unzipping bamboo to make better plastics
Scientists developed a recyclable plastic from bamboo that is stronger and more biodegradable than conventional petroleum-based products.
Dental floss delivers vaccines through the gums
Scientists triggered a strong immune response in mice by using vaccine-coated dental floss to access their leaky gums.
Gases power diverse microbial life in caves
Researchers found that cave-dwelling microbes use atmospheric trace gases like methane and carbon monoxide as sources of energy and carbon.