With little fanfare, NASA released on online simulation of spacewalking, the ISS, and real science in space.  Real physics, real challenges, no sissified arcade-y action or twitch gaming. …

The Russian TV channel STS has recently shown all movies about Rambo. I like the films and Stallone despite of the fact that Rambo, in the 3rd movie, kills Soviet soldiers and officers in…

http://arxiv.org/PS_cache/arxiv/pdf/1002/1002.3425v1.pdf   We should depart from notion of a continuously existing electron and consider an elementary particle an ensemble of events connected…

On Easter Sunday, April 15th in 1990, I was visiting a church near my home in Penn Hills, PA.  A lady in Sunday School asked the pastor “How can I teach my teen-aged children about Adam&Eve…

Synchrotron Radiation Synchrotron radiation is a kind of electromagnetic radiation caused by the high energy particles (with a velocity close to the speed of light). Radiation is very common in…

Thank goodness Bruce Willis is around, or the Midwest would have been a smoking crater this morning! Authorities in several Midwestern states were flooded Wednesday night with reports of a gigantic…

I’ve often written about technology that will help us do everyday things, and I almost always advocate technology that helps, while leaving the choices with us, the control in our hands. Mostly, I…

This is just to mention that I have been blogging for this site for exactly one year. During the last twelve months here I have observed a few changes from the old blog which I ran at wordpress.…

Ethanol is used to make alcohol, distillation of the mixture leads to the isolation of pure ethanol, a good alternative to petrol. there is a debate among ecologists and scientists whether to use…

I was invited to give a talk and participate in a round table, at a conference on Physics communication in Frascati, a small town near Rome where the Italian Institute of Nuclear Physics has its…

It Ain't Minnesota I don't care what the SatNav says - trust me -  this ain't Minnesota! Can you think of a better caption for my photo phakery?

Biology is entering a period where the science can be underlaid by explanatory and predictive principles, rather than little bits of causality swimming in a sea of phenomenology. - Eric Davidson,…

Star LegoI just came across this excellent YouTube video. Enjoy!

Arctic Bright Another little poem which I hope will be of use to educators and students of EFL. Please feel free to copy for educational purpose or other, similar fair use, with attributions. Arctic…

The change in genetic material of a population of organisms and its accumulation over generations leads to adaptive evolution of an organism and origin of new species. The genetic pool of a sexually…

Lands Of The Midnight Sun This is a list of dates and latitudes where the sun doesn't set for days on end. It might be a useful resource for anyone interested in the Arctic or Antarctic. I've posted…

I withdrew from blogging for a while to garden. Wild violet patrol has been my mission and freelance gig. Wild violets – a.k.a. Viola papilionacea (or one of the several other species)…

Albert Laszlo Barabasi is a scientist who has long been studying networks and self-organization, and he's got a new book coming out: Bursts: The Hidden Patterns Behind Everything We Do He's setup an…

A recent article in the Economist discusses the problem of deciding which geographic locations are actually countries or diplomatic states, and which ones are something less.  As the article…

One of my top 5 favorite TED talks from TED 2010, Michael Specter speaks about how society needs to embrace science. We shouldn't place more importance on ideology than scientific data, on politics…