This week's magazine
12 September 2015
Issue 3038
On the cover
Editor's picks
Table of contents
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Stonehenge mystery deepens with discovery of 30 new stones
Remote sensing surveys have revealed a vast monument near Stonehenge: it had up to 90 enormous stones in a horseshoe shape half a kilometre wide
Everyone in the US and Australia owes $12,000 in CO2 emissions
Alzheimer’s may have been transmitted via human growth hormone
Health
MERS warning as pilgrims prepare to visit Mecca during outbreak
Environment
Seal fur and Arctic bacteria leach toxic mercury into waters
60 Seconds
Earth
Climate change could submerge rocket launch sites, warns NASA
Earth
Armchair fossil hunters use drone photos to find ancient bones
Humans
New species of extinct human found in cave may rewrite history
Health
Why welcoming more refugees makes economic sense for Europe
Spider galaxies spotted eating gas caught in the cosmic web
Health
Cancer trap grabs wandering tumour cells to warn of early spread
Physics
Supernova simulator recreates elements that form when stars die
Health
Donated liposuction stem cells could heal difficult wounds
Health
HIV may kill most cells by a method overlooked for years
Environment
Hawk’s invisible force shield protects hummingbird from jays
Technology
Faster London trains could make your commute even longer
Health
Stone-age people were making porridge 32,000 years ago
Environment
Key enzyme helps country kids ward off allergies and asthma
Environment
Zoologger: A spider that looks and smells like bird droppings
Life
Blockchain startups promises a world where no one is in charge
Technology
One Per Cent
Health
Mental health apps let you access therapy from your smartphone
Opinion
Free brave blue-skies researchers to refuel economic growth
Economies grow because of scientific breakthroughs – but budget cuts, bureaucrats and overcautious research priorities are strangling them, warns Donald Braben
Technology
Guns locked to owners’ identities could stop needless deaths
Life
Can software suffer? Death and pain in digital brains
Features
Earth
Modern-day alchemy is putting the periodic table under pressure
Elements are transformed under the huge pressures far underground and within stars. Harnessing this extreme chemistry could yield astonishing new technologies
Environment
Magical morphing jumbo squid are taking over the eastern Pacific
Health
Why music therapy is making a comeback
Culture
Can big theatre successfully embrace big science?
Photograph 51 is the latest play to fall in love with the ideas of science – but can theatre really handle them, asks critic Stewart Pringle
Technology
Autumn’s science books weigh up humanity’s future options
Life
Evolution: The whole story proves no lifeform is dull
Regulars
Feedback: the political games in species names
Plus why paper titles should be short and sweet, redefining sex, and the soapy secret of a beauty bestseller