Monday 11 March 2013

Today on New Scientist: 11 March 2013

Global greening as plant life moves northwards

A NASA visualisation shows how plants now cover parts of the globe that were once icy tundras

The curious lives of the people who feel no fear

Some people really are not scared of anything. Understanding why reveals the way the rest of us process terror

SpaceX Grasshopper rocket hops to new heights in Texas

SpaceX's reusable rocket prototype doubled its own hovering record in the company's latest move to make space travel cheaper and less wasteful

Psychedelic glowing wings give planes a lift

Watch how plasma can be used to improve an aircraft's aerodynamics

Mummies show ancient humans had heart trouble too

Heart disease is commonly thought to be a modern ailment, but evidence from ancient mummies suggests humans have had heart problems for thousands of years

Contest to crowdsource design for 3D-printed rocket

Crowdsourced. Open sourced. Global. This rocket design contest has all the buzz words - but will the subject matter be exportable under US munitions law?

Solar plant domes spring up in Fukushima's shadow

Ex-Tepco executive Eiju Hangai has created a self-sustaining agriculture project just 25 kilometres from the stricken nuclear power plant

The search for ET is a detective story without a body

Paul Murdin investigates the possibilities of nearby alien life in Are We Being Watched?, but neglects to cover more thrilling aspects of the quest

Brainless bristlebots show swarm behaviour

Lacking sensors or computing capability, some very simple robots have nonetheless exhibited the ability to swarm

Time to forget global tipping points

The idea that Earth is approaching a point of no return is probably untrue and almost certainly unhelpful, says ecologist Erle C. Ellis

The pall of Fukushima overshadows our energy future

The global repercussions of the Fukushima fiasco could threaten our ability to mitigate climate change

China's next-generation internet is a world-beater

The net's new tiger, China, is creating a faster, more secure system that is way ahead of the West

Feedback: Oratorical science fiction

Scam for science fiction writers, smells like pre-teen spirit, approximate explosions, and much more

Send a text message to charge your cellphone

People living off-grid can now pay for electricity to power their phones simply by sending a text message?- the cheapest method found so far

Briefing: The strange science of sinkholes

The stuff of nightmares, sinkholes are fairly common, although fatalities are rare. Will we see even more of them in the future?

Plants lace their nectar with drugs to make bees return

Pollinators return to the same plants to get their hit of caffeinated nectar

The melting of Canada's glaciers is irreversible

By 2100, a fifth of the world's third-largest ice sheet will be gone - and the world's oceans will be 3.5 centimetres higher

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