dr_pyser

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Top 10 Ways to Improve Your Monitor, the Screen You Stare at All Day

Many of us are stuck behind our desk and computer all day long, which makes the hardware we use quite important. Let's give some more thought to our …

Cloud Streets over the Bering Sea : Image of the Day

In early April 2013, clouds stretched in parallel rows for hundreds of kilometers over the Bering Sea. The Moderate Resolution Imaging …

Photos

The Riemann hypothesis in various settings

[Note: the content of this post is standard number theoretic material that can be found in many textbooks (I am relying principally here on Iwaniec …

Supermodeling Climate | Mathematics of Planet Earth

Considering the mathematics of planet earth, one tends to think first of direct applications of mathematics to areas like climate modeling. But MPE …

The Fiftieth Anniversary of Chaos

Several decades ago, Edward Lorenz noticed something seemingly minor: his computational weather models yielded very different results if he changed …

Low Fuel Spacecraft Trajectories to the Moon | Mathematics of Planet Earth

A recent blog entry discussed why celestial mechanics is a part of the focus of the MPE2013. Here I suggest a further argument in favor of this …

Elegant Figures : Blogs

This photo of Skylab was taken by the astronauts of Skylab-2 as they left the space station and departed for Earth on June 22, 1973. More photos from …

WIRED Space Photo of the Day 2013 | WIRED

Jan. 19, 2014: Solar X-Flare<p>The largest sunspot group of the solar cycle unleashed a large (X1.2 class) flare just when it was facing right towards …

The jet stream and why it’s too early to write-off summer

There have been one or two stories in the press today saying we’re in for another washout summer, which would rightly inspire collective misery …

Can we trust climate models? | All Models Are Wrong

I’m a climate modeller. Why would I invite a climate sceptic to the Cheltenham Science Festival to have a public discussion called “Can we trust …