New device converts mechanical energy into light
In automobiles, aircrafts, and other large machineries, it is extremely useful to have a way to detect the amount of force certain…
Category: Big Questions
Biofilm technology for powering wearables
Scientists devised a new method for converting energy from evaporation into electricity, using sustainable microbial biofilms. This device…
Could we find evidence for life in fool’s gold?
Scientists looked for biosignatures in fool's gold from a Mars-like environment . They found small filaments within the rock that may once…
Can insects munch their way through our plastic problem?
The invention of plastic improved human lives in many ways, but it has also created a lot of waste. Plastic waste can take centuries to…
How to spot colorful life on icy exoplanets
In recent decades, astronomers have discovered more than 5000 planets orbiting stars beyond our solar system, with nearly 9000 more…
10,000 steps a day to prevent dementia
A recent epidemiological study has found that 9826 steps a day may be the optimal step count to lower the risk of dementia.
Common solids could improve carbon capture from car exhaust
Scientists recently tested new solids for cheaper and safer capture of carbon dioxide from internal combustion engines. This technology…
Can nanoparticles remove plastic pollution from water?
Scientists developed iron oxide nanoparticles with water-resistant coatings. They showed that microplastics in water bind to the particles,…
How do microbes affect clouds in the Arctic?
Seasonal changes in bacteria living in the air above the Arctic are partly caused by air current changes and may alter cloud formation.…
When life detoxifies itself, it leaves behind a helpful sign
Scientists found that a methylated gas produced by life as a waste product of detoxification could serve as a remotely observable sign of…