Science and technology
The Economist explains: What is Tumblr?
Tumblr is, in a way, the anti-Facebook—a social network where you do not have to be friends with your mother2
Yahoo is rumoured to have sealed a bid for Tumblr, a popular blogging service15
Medical technology: The microbiological minefield
How to keep medical implants clean, using viruses9
Babbage: Part two: Somewhere between on and off
D-WAVE'S controversial quantum computer is pitted against regular number-crunching machines in a series of tests1
Digital warfare: North Korean cyber-rattling
The hermit kingdom jangles nerves of American and South Korean cyber-defence types13
The Economist explains: What is a quantum computer?
It's a computer based on quantum bits (qubits) not ordinary bits34
Quantum computing: Faster, slower—or both at once?
The first real-world contests between quantum computers and standard ones10
India's underemployed youth: Raring to go
Soon India will have a fifth of the world's working-age population. It needs to make 100m new, good jobs fast, or it risks squandering a once-in-a-generation demographic advantage3
Babbage: May 15th 2013: Code for propaganda
THE UN urges Westerners to start eating insects, a controversial quantum computer is put to the test, and Samsung shows off "5G" mobile technology3
Racism and immigration policy: The Richwine affair
The former Heritage wonk was a victim of his own shoddy work, not the PC thought police469
Automation for the elderly: Difference Engine: The caring robot
Do androids dream of Florence Nightingale?11
Babbage: Part two: The Syrian Electronic Army
An enigmatic group of hackers who may or may not be in Syria have compromised the world's top media organisations, posting mischievous messages2
Electric vehicles: Tesla recharges the battery-car market
Elon Musk's start-up has made a profit and forecasting that sales will shift up a gear24
Climate-change activism: The number of the miffed
A grassroots effort to stir the young into combating climate change48
The growth of India's working-age population50
Babbage: Part one: Open-access scientific publishing
GOVERNMENTS are leaning on science journals to provide academic papers, which are often funded by tax money, for free. Science journals are listening with caution2
Online video: Worth paying for?
YouTube is becoming more like normal television11
Buttonwood: Age shall weary them
The productivity challenge of the rich world’s demography9
Education and the French mindset: Bangalore-sur-Seine?
A new school breaks old rules34
Windows 8 is only the beginning of Microsoft’s problems141
Ancient animal behaviour: Jurassic lark
How the pterosaur caught its supper10
Climate change: The measure of global warming
Carbon-dioxide concentrations hit their highest level in 4m years520
Atomic interferometry: The function of waves
A new piece of apparatus may prove space is granular7
Free exchange: Standard procedure
If companies cannot agree on “reasonable” patent royalties, courts must decide. How?3
Existential economics: #Soren Kierkegaard
200 years after his birth, economists have noticed the Danish philosopher32
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