Space science
NASA asked people to hunt for killer meteors
The US Aeronautics Agency (NASA) announced the Great Challenge initiative, calling on state agencies, organizations, academies and even ordinary people to hunt for poten…
Challenge
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Articles about Challenge
231 published items.
Space science
America: Will conquer Mars within the next 20 years
The US Aeronautics Agency (NASA) recently confirmed that astronauts can carry out missions on Mars over the next 20 years, though there are still many great challenges.
Space science
10 mysteries 'terrible' about space technology
With the rapid development of space technology, people have more and more opportunities to explore the universe, but the main challenges ...
Space science
New challenge to the hypothesis of galaxy formation
A team led by an astronomer at Indiana University has recently discovered that some large galaxies have traits that show they have just been formed.
Space science
New method to overcome health challenges in the universe
As NASA prepares to bring people back to the moon and then to Mars, psychologists also in the process of exploring the challenges that astronauts will face in the longer…
Doomsday
The mystery continues to challenge humanity 2012
In 2011, experts and scientists explained many new and emerging scientific mysteries. However, there are still phenomena, questions that need answers in this new year 20…
Biology
Gene 'figurehead' - key to increasing crop productivity
With a population of 9.5 billion in 2050, humanity faces the challenge of providing food for a large number of people, while the amount of water, fertilizer and soil cul…
Biology
Christmas tree challenges drought
Severe droughts in the US cause many trees to die, but it cannot knock down Christmas trees.
Biology
Mice help the vaccine industry grow
Swiss scientists have created a mouse strain that carries the human immune system. Genetically modified mice without immune systems are injected with cord blood of human…
Biology
Engine made from bacteria
A challenge in developing micro robots is to shrink the motor and the power supply. American scientists have found a solution to this problem: Taking advantage of the se…
Animal world
Discover the esper powers of birds eggs
To cope with the harsh challenges of nature, mother birds have soon prepared psychic powers for children since they were in eggs.
Animal world
Giving heart to the ritual of birth of the newborn sky goose
In just a few hours after hatching, a newborn Barnacle goose will have to make an extraordinary jump, more than 120 meters from its nest on the cliff to the ground below.
Animal world
Voluntarily devoured the giant python Anaconda
Anaconda is the largest python in the world, living mainly in the Amazon forest, can grow to a length of 9 meters.
Animal world
New research challenges the origin of animals on earth
The theory of animal origins has been challenged: some animals really need a little oxygen.
Animal world
Why do elephants avoid mountains?
Even a small hill is a big challenge for an elephant, so they will avoid steep slopes, a new study says.