Screen Addiction Is Taking A Toll On Children

Excessive use of computer games among young people in China appears to be taking an alarming turn and may have particular relevance for American parents whose children spend many hours a day focused on electronic screens. The documentary “Web Junkie,” to be shown next Monday on PBS, highlights the tragic effects on teenagers who become hooked on video games, playing for dozens of hours at a time often without breaks to eat, sleep or even use the bathroom. Many come to view the real world as fake.

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Catching Earth at Aphelion

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Our host star as seen from Earth at perihelion versus aphelion 2015. Image credit and copyright: Giuseppe Petricca

Do you feel a little… distant today? The day after the 4th of July weekend brings with it the promise of barbecue leftovers and discount fireworks. It also sees our fair planet at aphelion, or its farthest point from the Sun. In 2015, aphelion (or apoapsis) occurs at 19:40 Universal Time (UT)/3:40 PM EDT today, as we sit 1.01668 astronomical units (AU) from the Sun. (…)
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© David Dickinson for Universe Today, 2015. |
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A Bold Future Telescope Proposed for Space Astronomy

2015-07-06-1436192002-1253378-fig1sm.jpg

In the April 16th, 2015 issue of NATURE, I published an article that was entitled “
Figure 1. The proposed High-Definition Space Telescope (HDST) will produce images that are 24 times sharper that those of the Hubble Space Telescope.

Now all we have to do is to make this wonderful telescope, a “High-Definition Hubble” if you like, happen as soon as possible!

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