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Science + Tech – Articles, Analysis, Opinion

Displaying 3101 - 3125 of 3649 articles

Will your cellphone be able to communicate with bacteria in your body? Bacteria image via www.shutterstock.com.

Using electricity, not molecules, to switch cells on and off

New research works out how to translate between the language of biology – molecules – and the language of microelectronics – electrons. It could open the door to new kinds of biosensors and therapeutics.
What if it wasn’t back to the drawing board every year for a new flu shot? Andrew Kelly/Reuters

Influenza: The search for a universal vaccine

Flu virus mutates so quickly that one year’s vaccine won’t work on the next year’s common strains. But a new way to create vaccines, called ‘rational design,’ might pave the way for more lasting solutions.
Troll image from shutterstock.com

Fighting online trolls with bots

Automated systems that watch online chats and flag racist, sexist and bullying behavior could help curtail internet abuse.
Static electricity can cause more than just a bad hair day. Ken Bosma

Static electricity’s tiny sparks

These mini lightning bolts have been known for millennia. Understanding static electricity at the atomic level opens the door for new technologies – as well as ways to cut down on the tiny zaps.
When calling these people, you want to be able to get through. Fairfax County, Virginia

Attackers can make it impossible to dial 911

‘Denial of service’ cyberattacks are increasingly used to shut down websites. New research reveals that 911 call centers are vulnerable to the threat as well.
A president’s science advisor is traditionally a close confidant. AP Photo/Charles Dharapak

How does a US president settle on his science policy?

Innovation is a huge part of economic growth – and the White House needs to be well-informed on science and tech issues when setting goals and budgets. Here’s how presidents get up to speed.
At one time, Bibles and Sears catalogs were printed here. Now, this building is known as the Lakeside Technology Center, one of the largest data centers in the world. Teemu008/flicker

The factories of the past are turning into the data centers of the future

Data centers are taking over the factories where workers once processed checks, baked bread and printed Bibles. What will the rise of the information-based economy mean for American cities?
From the comfort of home, an activist shares an online petition. AP Photo/Federica De Caria

‘Slacktivism’ that works: ‘Small changes’ matter

Much social good can come from mass involvement – and research shows that includes online activism. The bigger picture takes in all those people who care but are at risk of doing nothing.