ellipsoid gravity. Like the different navigation frames presented in Chapter 3, there are many models for the Earth's geometry and gravity. These models are based on parameters that have been assigned ...

Some popular options include snap-together kits and metal model kits. Fascinations and Metal Earth are two popular brands that offer a wide range of no glue model kits for adults.

It is difficult to imagine the difference in size between the Sun and Earth, or the distance between them. This activity will help you to visualise it. If you create this model, the Earth and Sun ...

There is a high risk of increased metal emissions from coastal areas in the future. In a new model published in Limnology ... and where on Earth the risk of this is greatest.

This last collision, also known as the “moon-forming impact,” was so large that—in addition to adding lots of material to the Earth—there was enough energy to vaporize some of the rock and metal from ...

In Iceland, scientists are seeking to understand magma and push geothermal energy to new frontiers. As Florida has been hit by several devastating hurricanes, homes designed to withstand these ...

Today the perilous state of the environment is often in the news. Many stories describe how Earth is being damaged by human beings and discuss ways to prevent this. A multi-institutional team of ...

In case you haven’t heard the big news yet, Earth now has a second moon. But it will be around for only a short period of time. Earth obtained a new mini-moon, which is actually a near-Earth asteroid, ...

特斯拉Model Y定位于为中型SUV，同时也是特斯拉的第五款量产车型，其基于Model 3平台开发而来，因此设计风格上与Model 3十分相似。尽管外观很相似，但是车身尺寸方面，Model Y确实要比Model 3要实在很多，Model Y比Model 3长了56mm、宽了71mm、高了181mm、轴距长了15mm ...