Tech & Science

"This demonstration shows pupils how the seasons on Earth are due to the Earths angular tilt and its orbit around the Sun. It also shows how you can demonstrate the seasons with easy experiments in the class room."

"an traditional family shared or individual plans with added-on data packages. Shared data plans provide various amounts of communal data across multiple devices. All phones, tablets, gaming consoles, hot spots and laptops included in the plan share a bucket of data for one monthly fee - which, in theory, is meant to cut costs. AT&T's Mobile Share and Verizon's Share Everything plans offer customers unlimited talk and text along with several levels of data for up to 10 devices. T-Mobile and Sprint also offer data shares - even unlimited data packages - but they only cover up to five devices and their coverage networks aren't as extensive as AT&T and Verizon's. The Big Question Still, the big question is: Are these shared data plans really cheaper? And are they better than the unlimited plans offered by Sprint (S) and T-Mobile (DTE.DE)? The answer: it's complicated (and likely made purposely so by the carriers). Whether it makes financial sense to switch to a Verizon or AT&T shared data plan depends on your data and device nee"