Discover science
Top 8 surprising facts about sushi - Japan's national dish
Sushi is now considered a symbol of Japanese cuisine, but its origin is not from Japan.
Roll
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Topic archive
Articles about Roll
158 published items.
Scientific works
Micro nuclear reactor for moon base
Rolls-Royce's nuclear fission reactor is expected to be just 1 meter wide and 3 meters long, providing stable energy for astronauts.
Space science
Continuously hit by 'space bombs', the Moon rolls 10 degrees
New NASA research shows that our Moon is constantly wandering on its own axis due to the constant bombardment from space.
Space science
Why is gold the most malleable metal?
The structure and way its atoms bond together makes gold so flexible that it can be rolled 400 times thinner than a human hair.
Science invention
Britain's failed explosive car invention
The Panjandrum was a rocket-propelled vehicle carrying a large amount of explosives, designed by the British during World War II but testing showed that the weapon was a…
Discover science
Can passenger planes somersault in mid-air?
Experts say 360-degree flips in mid-air by large passenger aircraft require pilots to have piloting skills.
Space science
Miniature reactors - a solution for powering lunar bases
Astronauts living on the Moon will need a lot of energy, but they cannot carry fuel supplies with them.
Computer science
How to create a password that makes even the strongest supercomputer 'fail'
By rolling dice, users can create passwords that would take a supercomputer nearly 3,000 years to crack.
Discover science
19th century rolling ball chronometer
Unlike the popular pendulum clock 200 years ago, inventor William Congreve's clock measured time by the movement of a small ball.
Food safety
Spring rolls on Tet holiday: Experts note diet to avoid 'bringing disease into the body'
Gio Thu is one of the typical dishes of Vietnamese people during Tet. However, pork sausage contains a lot of fat and calories, so you should not eat too much to avoid w…
Scientific application
A group of students successfully made edible adhesive tape used to stick rolls
The student-made Tastee Tape helps secure the fillings in the rolls so they don't fall out while cooking and eating.
Animal world
Amazed animals make love for 14 hours, 'finished' then rolled out... dead
Although the kangaroo has a very cute face, it is extremely aggressive in mating. When the matter is over, the male may even lose his life.
1001 mystery
Strangely, the giant rock lay precariously as if it was about to roll but kept pushing and not falling
Although only touching the bottom a very small area, but so far no one has pushed this rock to roll down.
Discover science
Rolls-Royce electric plane sets new speed record, maximum 623 km/h
Rolls-Royce announced on November 19 that the 'Spirit of Innovation' electric aircraft reached a top speed of 623 km / h, cementing the record for the world's fastest el…
Photo library
Very interesting bunch of photos about bread in old Saigon
Bread is a special feature of the ancient Saigon sidewalk culinary culture. Let's see some interesting historical images about Saigon bread.