Science story
How does the train work?
The tram has a single slide that collects energy from the overhead line to power an induction motor.
Energy
Browse ScienceInfo articles and explainers related to Energy.
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Articles about Energy
2,772 published items.
Scientific application
Warp Engine: Technology brings us closer to the speed of light
The beginning of an understanding of warp engines was in 1994, when theoretical physicist Miguel Alcubierre proposed the concept of a space-warping engine.
Space science
Going after 2 years, China is surpassing the US in the ability to collect solar energy in space
If successful, solar power stations in space can operate continuously regardless of day and night or weather conditions.
Scientific application
CO2 . battery renewable energy storage system
This CO2 battery can store renewable energy for long periods of time and release it quickly at less than half the cost of large-sized lithium batteries.
Scientific works
The initiative to generate electricity from elevators in high-rise buildings
The system takes advantage of the elevator's idle time to generate electricity.
Scientific works
Laser can shorten nuclear waste disposal time from '1 million years to 30 minutes'
No matter how powerful one might think about nuclear energy, it is undeniable that creating nuclear power means releasing tons of radioactive waste.
New technology
Create an ultra-thin power generation system that uses glucose in the body to produce energy
The device can generate electricity, with the byproduct being water that is harmless to the human body.
Space science
Aliens may be walking on a Dyson sphere orbiting a white dwarf
So far no one has found evidence of intelligent aliens elsewhere in the universe.
Medicine - Health
Foods that are 'innocuous but not innocuous'
There is no such thing as a completely bad food. However, the fact that some foods do not bring benefits to the body, or 'empty calories', can unintentionally cause harm…
New technology
$40 million office building with 'solar skin'
Australia's first solar-powered eight-storey office building is expected to open mid-2023, helping to reduce CO2 by 77 tons per year.
New technology
Smart pillow gets energy from head movement
Smart pillow helps monitor sleep quality, and generates electricity to operate thanks to the friction nano generator.
New technology
Japan successfully tested a giant turbine to generate electricity under the seabed
Japan has successfully tested a huge system of turbines on the seabed that harnesses energy in deep ocean currents and turns it into a stable, reliable source of electri…
Space science
Why do scientists take soil on the Moon to bring back to Earth and not on Mars?
Some scientists think that the soil on Mars may be at risk, so they reminded NASA to be cautious.
Environment
Melting ice produces more energy than 10 hydroelectric stations
Greenland's ice is melting so much that the amount of water it produces could power more than 10 of the world's largest hydroelectric projects.
Space science
Humans may become interplanetary humans within 200 years
Either we develop the technology to safely harness the energy needed to escape our planet, or we kill ourselves in a cataclysm, a new study says.