李某与贾某是高中同学，高中毕业之后有十多年没有见面。某日在北京偶遇，两人均特别激动，李某一拳打向贾某以示哥们情谊，不料贾某随即倒地昏迷不醒，在被送往医院的途中死亡。经法医鉴定，贾某患有严重的脾肿大。李某从来没有听说过贾某患有这种疾病，李某的行为与贾某的死亡之间不存在因果关系 ...
birthday party at home. At night, when we were all asleep, Da-Song snuck back down to the kitchen because he couldn’t stop thinking about the cake. You see, the fresh cream on that cake was just divine. Right. CHUNG-SOOK YON-KYO He was crouched over there in front of the ...
The plane flies to the jump altitude. A typical altitude might be around 13,000 feet (4,000 meters), which gives the jumper about 60 seconds of free fall -- the term used in skydiving to describe the moment the jumper exits the plane. It is possible to go as high as 16,000 feet...
We then created flies with the patient's point mutation and observed a very different phenotype. Flies eclosed and died within one or two days but were able to survive, fly, mate, and live for extended periods of time when kept on food with a potent antioxidant, N-acetylcysteine. This ...
To put it simply, a salmon essentially flies through the sea, and a pelican swims through the air. The core of the matter is this: Even a clear sky isn't empty. Our atmosphere is a massive fluid layer, and the right application of physics makes it possible for humans to traverse it....
Many common drugs were created to treat different ailments: a candidate for treating angina with a remarkable side effect found a higher calling as Viagra! I'm sorry to say that 'serendipity' was voted to be one of...
There were flies with bulging eyes, flat eyes, purple, yellow and brown eyes. Some had curly bristles, some no bristles... Mutations fuel the process of evolution by providing new genes in the gene pool of a species. Then, natural selection takes over. Natural Selection Photo courtesy Sea...
It is said that by climbing up a high mountain, diseases could be prevented. Many widely known poems written by poets in the Tang Dynasty were created to describe the scene and feeling of mountain climbing. Now, family members or good friends get together to climb mountains to enjoy the bea...
The law of conservation of energy tells us that energy can neither be created nor destroyed; it can only be converted from one form to another. These separate forms of energy are not conserved, but the total amount of energy is conserved. If you drop a baseball from your roof, the ball...
electronic circuits inside the TV use the magnetic coils to move the electron beam in a "raster scan" patternacross and downthe screen. The beam paints one line across the screen from left to right. It then quickly flies back to the left side, moves down slightly and paints another horizon...