- Experts call for a rethink on guidelines about children's screen time
- How attached to our smart phones are we?
- Harnessing data from nature's great evolutionary experiment
Posted: 21 Jan 2015 06:05 PM PST
The amount of time children spend using screens, such as televisions and computers, on a daily basis exceeds recommended guidelines, according to research. These guidelines were drawn up at a time when tablets, cell phones and other mobile devices were not as present in everyday life, which suggests they need to be redrafted, experts say.
Posted: 21 Jan 2015 05:36 AM PST
Are we emotionally attached to our smart phones? That was the question scientists hoped to answer in a new article. understanding how users become reliant on their smart phone for particular tasks, how they invest time and money in these gadgets and perhaps even how their relationship with these all-in-one pocket computer-communicators is important to the manufacturers hoping to beat rivals to sell more of their brand, authors say.
Posted: 20 Jan 2015 01:03 PM PST
A new computational method has been developed to identify which letters in the human genome are functionally important . Their computer program, called fitCons, harnesses the power of evolution, comparing changes in DNA letters across not just related species, but also between multiple individuals in a single species. The results provide a surprising picture of just how little of our genome has been 'conserved' by nature.
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