On this day in history

By clock on February 28, 2008.

150 years ago Alfred Russel Wallace sent a letter to Charles Darwin, describing natural selection.

55 years ago, Watson and Crick announced the structure of DNA.

More like this

Advertisment

Donate

ScienceBlogs is where scientists communicate directly with the public. We are part of Science 2.0, a science education nonprofit operating under Section 501(c)(3) of the Internal Revenue Code. Please make a tax-deductible donation if you value independent science communication, collaboration, participation, and open access.

You can also shop using Amazon Smile and though you pay nothing more we get a tiny something.

Science 2.0

Science Codex

More by this author

New URL for this blog

July 5, 2011

Earlier this morning, I have moved my blog over to the Scientific American site - http://blogs.scientificamerican.com/a-blog-around-the-clock/. Follow me there (as well as the rest of the people on the new Scientific American blog network

New URL/feed for A Blog Around The Clock

July 26, 2010

This blog can now be found at http://blog.coturnix.org and the feed is http://blog.coturnix.org/feed/. Please adjust your bookmarks/subscriptions if you are interested in following me off-network.

A Farewell to Scienceblogs: the Changing Science Blogging Ecosystem

July 19, 2010

It is with great regret that I am writing this. Scienceblogs.com has been a big part of my life for four years now and it is hard to say good bye. Everything that follows is my own personal thinking and may not apply to other people, including other bloggers on this platform. The new contact…

Open Laboratory 2010 - submissions so far

July 19, 2010

The list is growing fast - check the submissions to date and get inspired to submit something of your own - an essay, a poem, a cartoon or original art. The Submission form is here so you can get started. Under the fold are entries so far, as well as buttons and the bookmarklet. The instructions…

Clock Quotes

July 18, 2010

At bottom every man know well enough that he is a unique being, only once on this earth; and by no extraordinary chance will such a marvelously picturesque piece of diversity in unity as he is, ever be put together a second time. - Friedrich Wilhelm Nietzsche

More like this

New URL for this blog

New URL/feed for A Blog Around The Clock

A Farewell to Scienceblogs: the Changing Science Blogging Ecosystem

Open Laboratory 2010 - submissions so far

Clock Quotes

The Most Astounding Fact About The Universe

Nifty Fifty Speaker Joe Schwarcz: In observation, ‘chance favours only the prepared mind’: Pasteur

And the Temperature of Dark Matter is...?