Blogs

New Study States Marine Phytoplankton will Adjust to Rising CO2 Levels

Len Rosen's picture

July 6, 2015 - In some respects this is a good news story. A study appearing in the ISME Journal this month exposed 400 generations of phytoplankton to rising levels of CO2 in ocean water. At the highest levels the scientists anticipated what ocean conditions would be like by 2100.

Climate Injustice on Display in the Streets of Toronto Today

Len Rosen's picture

July 5, 2015 - Marchers have gathered here in Toronto for a mass demonstration in support of "climate justice." The moving force behind what is expected to be a worldwide street protest is 350.org, a social media phenomenon that is becoming the organized focus for fighting against government and corporate indifference to comba

Just How Far into the Future Can We See? Ask Cosmologists

Subject(s):
Len Rosen's picture

July 4, 2015 - To all my American readers a happy 4th of July. As a researcher bent on understanding the future and where humanity is going I seldom think about this within a cosmological context. But there are a whole bunch of people who called cosmologists and they have given us the Big Bang, the expanding Universe, and the big physics that governs how it all works.

Mars to Get its First Airplane if NASA Plans Pan Out

Subject(s):
Len Rosen's picture

July 3, 2015 - For humans to successfully endure a voyage to Mars and back NASA wants to have a better picture of where to land. So they want to deploy an airplane to fly over the surface.

More Nations Announce Carbon Emission Cuts

Len Rosen's picture

July 2, 2015 - The United Nations has received commitments from 44 countries and the European Union (28 countries) so far in advance of the Paris climate change conference planned for December 2015. China, Brazil, South Korea, Iceland and Serbia are the latest to announce plans to decarbonize their economies over time.

Green IT Trends: How the Computer Industry Is Saving Energy

Len Rosen's picture

July 2, 2015 - Today's guest blogger is Roy Rasmussen, co-author of the book, Publishing for Publicity. Roy is a freelance copywriter who focuses on ways to help small business get more customers through focused messaging.

U.S. Republican Presidential Candidates and Their Carbon Contribution

Len Rosen's picture

July 2, 2015 - A mere two days before the United States celebrates its Independence Day, the Republicans now have 14 definite candidates and 2 to 6 probables who want to be the next President of the country. Of these one, although not a scientist, has stated that global warming is a human problem. That's Senator Lindsey Graham.

Gamification, Email, Business, Innovation and the Crowd: How We Internetwork is Changing

Len Rosen's picture

July 1, 2015 - It is Canada Day here north of the 49th parallel, the 148th year of the nation's birth. So today I went to watch my Toronto Blue Jays in action and have just returned to post the first of its kind blog here at 21st Century Tech. The collaboration is with Jessica Oaks, who has been a regular guest contributor.

New Invention Boosts Fiber Optic Transmission Up to 400%

Len Rosen's picture

June 30, 2015 - Just in case you were worried that we didn't have enough data traveling through fiber optic cables, engineers at

Space is Harder Than Commercial Operators Think

Subject(s):
Len Rosen's picture

June 29, 2015 - The United States has put its trust in commercial space operators, Orbital, Boeing and SpaceX to continue supporting low-Earth orbit unmanned and human space activities.

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