Automobiles

There's been no shortage recently of big companies going big on solar, nor of middlemen trying to pave the way for bulk buying of solar power, but when the beast that is national procurement gets involved, the ante is upped.

It’s official. Hillary Clinton is running for President of the United States. That wasn’t a surprise, but something about her campaign really stood out yesterday – and most people missed it.

Reported in Scientific American, This Week in World War I: April 10, 1915 The United States submarine F-4 was launched in January 1912, and foundered in March 1915 near Honolulu in 300 feet of water, with the loss of all 21 crew.

Better reliability made cars, trucks and other vehicles more useful and ubiquitous

Today's safety features foreshadow the robotic cars of tomorrow

Innovation and discovery as chronicled in past issues of Scientific American

A progress report on ARPA-E’s efforts to clean up energy production

Virtual currencies such as bitcoin rely on this digital public ledger system to guard against fraud, an approach that could likewise secure the coming Internet of things

It's been a long time coming, but this week NASA's Mars Opportunity rover completed the first-ever Martian marathon. After landing on the Red Planet in January 2004 on a mission originally planned to only last 90 days, Opportunity has instead endured for more than a decade, and has taken eleven years and two months to [...]

Trains aren't just carrying crude oil when it comes to energy

U.S. railroads plan to spend to grow but they will still miss a legal deadline to deploy high-tech safety equipment by the end of 2015

Fatalities reach seven-year high as railroads embark on a record expansion