a bush kangaroo h a d a strange ability to talk with a small boy Now, it seems the children's dram a wasn't entirely 41: though kangaroos have never been mad42 animals, kangaroos capture d by humans do try to 43 with people, much as dogs an d hors have 44to do.英语·第6页(共...
Humans find symmetry pleasing due to its prevalence in nature and its association with health and efficiency, such as in starfish, honeycombs and snowflakes, where asymmetry often signals danger or illness. Symmetrical faces are considered more attractive in sexual attraction studies, possibly because p...
While the concern regarding the potential harm of microplastics persists, there remains a scarcity of studies examining the association between microplastics and disease risk in humans. A 2022 study conducted in China discovered a higher presence of microplastics in the feces of individuals with inflamma...
Why do aggressive wasps always bother people? This article explores the problem and how to avoid it. Are humans the root of the problem? Read on to find out.
So far public buildings9(focus) on by scientists. “We have a very limited number of studies, so we are almost looking at the problem through a staw(吸管), ”architect David says. “How do you take answers to very specific questions and make broad use of them? That is10we are all ...
(Perhaps that’s not surprising considering that humans recycle less than 9% of all plastic on the planet.) But recycling is just one part of the circular process: It starts with product design but also includes the business model and the infrastructure that supports that product, from the ...
To the extent that some animals communicate, they do so in a very simple way that lacks syntax and grammar, two hallmarks of language. Humans, on the other hand, lead lives that overflow with language. We know and use thousands of words every day. We easily add new w...
The root of this gender disparity has to do with natural selection. As humans evolved, the overall amount of human body hair diminished. As that happened, humans with less body hair probably became more capable of survival, which, in turn, made it a desirable trait. Males had more power ...
If the human race carries on as it is, we will run out of places to bury the synthetic waste, or do the environment serious damage, as is happening with global warming. All bottles and glass products can be recycled and the glass used again. Plastic bottles and containers should also be...
Why do humans laugh That question increasingly【1】 (interest) scientists around the globe. People of all ages and cultures laugh spontaneously(不由自主地), and they spend quite a bit of time 【2】 (do) it. Laughter is a feature that we share【3】 other great apes such as the ...