Life
11 signs that your partner is lying to you
When a person lies, it can be difficult to tell, and we cannot know exactly what they say is true?
PER
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Articles about PER
10,159 published items.
Animal world
Strange how experts feed 2-headed snakes
When feeding a two-headed snake, experts must use a drinking cup to block its other end to avoid choking.
Environment
Earth could pass 1.5 degrees Celsius mark by 2026, experts fear 'other scenario'
This is a warning issued by the World Meteorological Organization (WMO) for the danger that the Earth faces.
Scientific works
Europe's largest floating solar farm is about to operate
Solar farm built on Alqueva artificial lake includes 12,000 panels, expected to provide electricity for about 1,500 households.
Science invention
Invented a wooden knife that is sharper than steel
Scientists at the University of Maryland (USA) invented a wooden knife and claimed it was sharper than steel. However, many people remain skeptical.
Science story
Photographing a self-portrait in a French museum, an expert discovers a secret that has been hidden for 160 years
France's most daring painter has hidden a secret behind his self-portrait
Life
Potential risks from public wifi and 5 ways to increase security
Before sipping coffee and surfing the web on your device, note the following to use public wifi safely.
Life
How long can an opened bottle of wine last?
When your wine begins to morph will depend on a number of characteristics such as the type of wine we have.
Oceanography
Surprised to meet rare copper scale arowana off the coast of California
This is the rarest of all arowana species, and scientists have previously only found live individuals a handful of times.
Archeology
Found the thousand-year-old coffin of the Roman emperor's bodyguard
The stone sarcophagus contains the intact remains of a bodyguard who once protected the Roman emperor Diocletian and many burial items.
Environment
India begins to enter the period of 'hell'
Heat waves are common in India in spring and early summer, especially in May, which is usually the hottest month.
Health
Eat a lot of vegetables still big legs? Experts show you how to lose lower body fat
Experts believe that lower body obesity is not inborn, and share with you how to eat and exercise to help reduce lower body fat.
Science story
Why when withdrawing, snipers can drop their guns but have to keep their sights?
It is said that when a sniper retreats, he can throw his gun away, but he must keep the scope with him.
Scientific application
How to survive a fall from a height?
If you accidentally fall from a height, what will you do to be able to survive?
Science story
Strangely, the boy does not know pain: 'Superpower' turns out to be an extremely rare disease
The lack of perception of pain has made the family of the 9-year-old British boy extremely sad.