Tech Tips

Technology in the Science Classroom

by Barbara J. Feldman September 22, 2014

I’ve written about many of these science websites in my regular Surfnetkids column, but here’s a roundup I thought was worth sharing. Mashable brings us 7 Tech Upgrades to the Old-School Science Class that includes virtual frog dissection, interactive periodic tables, and clicker quizzes.

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How to Check if Your Gmail Password was Leaked

Thumbnail image for How to Check if Your Gmail Password was Leaked by Barbara J. Feldman September 15, 2014

This week saw the announcement that yet another database has been hacked. This one held a whopping five million Gmail addresses and passwords. Most of the announcements also linked to a third-party site where you could check to see if your Gmail address was one of those hacked. I am always suspicious of these sites, […]

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Are Unsubscribe Links in Emails Safe?

Thumbnail image for Are Unsubscribe Links in Emails Safe? by Barbara J. Feldman September 8, 2014

Are email unsubscribe links safe? The answer is: it depends. If the email is clearly unsolicited spam from a business or person you have never heard of, then the safest way to get rid of it is NOT to use the unsubscribe link (nor to click reply) but rather to click the spam button in […]

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Free Twitter Analytics for Everyone!

Thumbnail image for Free Twitter Analytics for Everyone! by Barbara J. Feldman August 29, 2014

Once only offered to advertisers, marketers, and verified users, now all Twitter users have access to free analytics to view how many people their tweets reached, and how much engagement they generated. To see your Twitter analytics, just visit analytics.twitter.com. Absolutely thrilled to open up access to http://t.co/wcU6oj9hFM to EVERYONE. Check it out, and let […]

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3 Free Web Citation Tools

Thumbnail image for 3 Free Web Citation Tools by Barbara J. Feldman August 23, 2014

A bibliographic citation should supply sufficient details so that the item (book, movie, website, etc.) is uniquely identified. The most common citation styles are MLA (for the humanities), and APA style (for psychology). But many other styles exist, including CSE (for the sciences), and CMOS (The Chicago Manual of Style). Ask your teacher if they […]

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Are USB Chargers All the Same?

Thumbnail image for Are USB Chargers All the Same? by Barbara J. Feldman August 18, 2014

It took me many years to discover that not all USB chargers are the same.  So exactly what is it that differentiates USB chargers? Charge rates. The chargers themselves have charge rates that vary from 1A to 2.1A, and even more powerful ones that might charge multiple devices at once, such as 3.1A. Smartphones such […]

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