LEGO has been around forever and is still a favorite toy for children of all
David Aguilar, a 19-year-old from Spain,
Now,
It’s so refreshing to see such a clever young man who tries to help others in similar situations
相似题推荐
Smell is an important sense.Certain smells can help you look back
As you get older,your sense of smell may fade.Your sense of smell is
Many problems cause a loss of smell
The bell rings - lunchtime! You hurry down the noisy halls to the cafeteria. The unmistakable smell of hot pizza
This smooth functioning is due partly to the way in which the body
Nowadays people’s screen time is really much. Both adults
Looking at a screen for a long time is harmful
In today’s society, it may not seem that we can cut screens out
The 17-year-old making films fun for deaf children
For eight-year-old Toby, who is deaf, watching films or TV can sometimes be a bit pointless, because so many of them don’t have sign language versions. “We have subtitles (字幕) but it goes too fast,” his dad Jarod Mills said. But now, Toby has some help thanks to an app
She got the idea when she
The app is available in the US as a browser extension—with an interpreter appearing in a box
Deaf people in the UK face many of the same barriers when it comes to cinema and TV. “A hearing person
Stacey and Toby aren’t the only people to be welcoming Mariella’s app. It’s now got thousands of users, and she’s working long days to balance it with her A-level studies. The time difference from New York to her school in Rugby, Warwickshire, means she sets her alarm for 5am.
She admits it’s “a bit tough” – but the silver lining is it gives her time to work on SignUp once lessons are over. The positive reaction from teachers and parents has kept Mariella
Cloning is a way of making an exact copy of another animal or plant.
On the one hand, the first successful clone, Dolly the sheep,
The rainforests are alive with the sound of animals. Besides the pleasure of the noise, it is useful to ecologists. Listening out for animal calls is considered a method of measuring the biodiversity of a piece of land.
In a paper published in Nature Communications, a group of researchers led by Jörg Müller, an ecologist at the University of Würzburg, describe a better way: have a computer do the job. Smartphone apps already exist through
The researchers took recordings from across 43 sites in the Ecuadorean Rainforest (厄瓜多尔雨林). Some sites were relatively primitive, old-growth forests. Others were areas that
Then it was the computer’s turn. The researchers fed their recordings to
Not everything in a rainforest makes a noise. Having used light-traps to capture night-flying insects and DNA analysis
The results may have relevance outside ecology departments, too. Under pressure