Science invention
Optical phone - device that transmits sound using light
Inventor Alexander Graham Bell had high hopes for optical telephones, envisioning that wireless communications would replace the tangled network of telephone wires.
Hope
Browse ScienceInfo articles and explainers related to Hope.
Topic archive
Articles about Hope
428 published items.
Animal world
Scientists hope to revive the extinct Tasmanian tiger
A project to regenerate the Tasmanian tiger from ancient and new genes is underway in Melbourne, Australia.
Biology
Researchers make real edible fake butter
British researchers make fake avocados from beans and seeds, making use of local ingredients and being more environmentally friendly.
Health
Blood transfusion opens new hope in the treatment of Alzheimer's disease
Researchers have tested a new method to slow the progression of Alzheimer's disease with blood transfusions.
Animal world
'Super divine beast' appeared, causing a stir among Japanese netizens
Many golfers have flocked to take pictures and hope they will be lucky to meet the 'super beast'.
Environment
The appearance of the 'new seasons' and the prediction that the Earth has lost all hope of recovery
Physicists predict that Earth will become a chaotic planet, with catastrophic and irreversible consequences.
Cancer
US researchers inject virus into humans to kill cancer cells
Recently, a team of experts from City of Hope Hospital in Los Angeles, California, one of the largest cancer research centers, injected the first patient with the CF33-h…
Environment
How Israeli startups 'turn air into money'?
Each year the world emits about 50 billion tons of greenhouse gases, mainly through the burning of fossil fuels such as coal, oil and gas. This is the main cause of glob…
Animal world
Distinguishing sea cows and manatees easily: Two rare creatures that look quite similar, very easy!
The following article helps you distinguish manatees and manatees. Hope you have more knowledge about marine life.
Animal world
Rare Sumatran rhinoceros birth brings hope to endangered species
A rare Sumatran rhinoceros has been born in Way Kambas National Park in Indonesia, offering hope for the conservation of endangered animals.
Animal world
Find a way to regrow frog limbs after amputation
US researchers have managed to regrow the amputated legs of frogs, offering hope that the same could one day be achieved in humans.
Archeology
Researchers use sound waves to find a town lost for 650 years
The researchers hope the high-resolution sonar system can help locate the medieval town of Ravenser Odd, which sank under the North Sea in the mid-14th century.
Conquer Mars
The formation and disappearance of a 4,000km-wide dust storm on Mars
The UAE's Hope spacecraft observes the formation and disappearance of a giant dust storm in the southern hemisphere of Mars.
Space science
NASA opens sample tube that can hold Moon gas for 50 years
Experts hope that the specimen, which is preserved in many layers in a vacuum for a long time, will retain the lunar gas.
Funny corner
The man suddenly became famous because of the name Kovid, everywhere he went he was asked by medical staff
According to Kovid, he hopes this will help his startup become more known during difficult times for the tourism industry.