【Native Speaker每日综合训练—30系列】【30-16】科技

疏离无罪

沙发没了，板凳，感谢ppx

Speakerresident Obama thinks that scientists should study how we think and how we learn.This is a really big challenge.Since most aviliable technological method can not be used to ovserve our brain.Then a tool that use light as method comes out which can look into our deep brain and dd genetic material to human brain.

01:20
A laser technology was used to detect the unearthed  Lost 'Agropolis' of New England.

01:05
The history of this site strongly influences the environmental conditions and the type of vegetation that develops.

01:26
NASA scientists have found several new rocky planets ranging in size from 10 to 80 percent larger than Earth and found out that the higher the mass of the planet, the greater the gravitational tug on the star and hence the greater the wobble.

01:35
Scientists use a big telescope to confirm these Kepler planets and try to search out whether all planets the size of Earth rocky.

00:53
A kind of fish can jump out of the water and catch bird to eat.

04:30
Main Idea:the best time to wage cyberwar
A new mathematical model was built to calculate the ideal timing of a surprise cyberattack.And the new model suggests that the better your malicious code is at burrowing undetected,the more readily you can use it.
In international situation,there are enmours stakes and a rational nation should be patient and hold on to its cyberweaponry for those rare occasions.It doesn't mean safe when things are quiet,because stakes change quickly.An unused weapon was saved for a high-stakes situation.
The counter-intuitive implication may be harmful to cybersecurity in short-term.Other people have different ideas.