Boy with hoirseshoe crab

September 10, 2013

Video of the Week: How Horseshoe Crabs Help Prevent the Flu

In case you missed the drum beat of news reports, warnings from pediatricians, and signs at your local pharmacy: flu season is coming!  While getting a flu shot (or enduring the flu itself) is a far...

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August 23, 2013

Heavy Rains Down Under Briefly Masked Sea-Level Rise

From late 2010 to early 2011 — the summer months in Australia — it poured. In fact, that season marked the midpoint of the wettest two-year period on record for the country; huge swaths of the...

On August 12, 1981, IBM introduced the first personal computer, the Model 5150.

August 12, 2013

Image of the Week: Looking Back at the First Personal Computer

Today marks 32 years since IBM introduced its first personal computer, the model 5150. Developed in just one year (a record for the company), the 5150 featured a glowing green screen, 5.25-inch floppy disk drives, and...

Sneak peak of the newly redsigned Visionlearning homepage

July 11, 2013

Sneak Peek: The New, Improved Visionlearning Site Launches Tomorrow!

It’s been a busy year behind the scenes at Visionlearning, where we’ve been working away at redesigning and upgrading the website. Now, the countdown is on, and new site will be live tomorrow! So, what will...

Credit: NASA

June 28, 2013

Image of the Week: Celebrating the Solstice with Solar Activity

  Last week, on June 20th, people across the Northern Hemisphere celebrated the summer solstice. In Anchorage, Alaska, they held a midnight festival and a marathon in honor of their 24 hours of sunlight. Bonfires burned...

A supercell thunderstorm over Texas. Credit: Wikimedia Commons

May 30, 2013

The Physics of Ferocious Funnels

Every year around this time, tornadoes materialize out of the ominous slate-grey skies of the Midwest, hurtling across the plains with unpredictable ferocity. Large ones, like the behemoth that obliterated the town of Moore, OK, earlier...

Cicada Molting

May 26, 2013

Video of the Week: Cicada Swarmageddon!

You may have seen or heard about the record swarm of billions of cicadas (“Brood II” to scientists) expected on the East Coast of the U.S. this spring and summer. The insect in question is the...

April 19, 2013

Video of the Week: Visualizing 150 Years of Health Data

Technology has transformed the process of science—this fact is indisputable. It has allowed us to detect elusive particles like the Higgs boson that remained invisible to generations of physicists, to probe the cold vacuum of outer...

How important is a single word? In science it's critical to use precise language.
 Image courtesy: MJ Ecker (Flickr CC)

April 5, 2013

Should We Use These Three Controversial Science Terms?

One of the Wired Magazine science blogs, Dot Physics, recently ran a post entitled “Three Science Words We Should Stop Using.”  Care to guess what they were? Hypothesis.  Theory.  Scientific Law. Setting aside for a moment...

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March 22, 2013

World Water Day 2013

  The humble water molecule is full of surprises. Although it is just one oxygen with two Mickey Mouse ears of hydrogen, water is arguably the most important substance on Earth. It has sculpted the planet’s...