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Soil has many secrets: technology can help reveal its mysteries. Martin Bridgen

Open soil science: technology is helping us discover the mysteries under our feet

Mapping the soil with open source application is vital to understanding how to protect it.
Cutting off the Maduro regime’s cash flow won’t help the humanitarian crisis in Venezuela, where hunger, poverty and sickness are deepening the nation’s plunge into chaos. AP Photo/Ariana Cubillos

Venezuela: Why Trump’s sanctions won’t work

New US sanctions against Venezuela deliver a clear condemnation of the Maduro regime’s authoritarian maneuvering but overlook two key problems: Russian meddling and the humanitarian crisis.
Harvard’s recent CRISPR experiment isn’t just a new frontier for science – it’s also a new take on how we conceive of human history. gopixa/Shutterstock.com

Will whoever controls gene editing control historical memory?

The CRISPR gene-editing technique raises new questions about how we measure time and conceptualise history. Here, a cultural theorist takes on the philosophical side of this scientific breakthrough.
The tropical dry forest characteristic of Colombia’s Montes de Maria region has all but disappeared. Felipe Villegas, Instituto Humboldt

Healing Colombia’s war-ravaged landscapes

As Colombia seeks to rebuild after fifty years of armed conflict, an emerging conservationist movement is linking lasting peace to healthy habitats.
Members of the Black Bloc light flares as riot police arrive during a street protest against the G20 summit in Hamburg, Germany, in July. (AP Photo/Matthias Schrader)

How Black Blocs have changed protest movements around the world

Black Blocs sprung from an anarchist movement in western Germany. Anti-capitalism and anti-government, the original Black Blocs marched against nuclear energy and neo-Nazis.
Bangladesh is located in a river delta, making it both fertile and extremely vulnerable to disasters. In 2007, cyclone Sidr destroyed parts of this low-lying Bangladeshi island. UNU-EHS/Sonja Ayeb-Karlsson

Facing disasters: lessons from a Bangladeshi island

Why don’t people evacuate their homes when warned of impending storm danger? To save lives, resiliency plans must understand how locals in climate-vulnerable places assess risk.
The city of Dortmund is seeking citizens’ input on plans for this 44-hectare brownfield site of Hoesch Spundwand und Profil in Dortmund. Robing Chang

How ‘temporary urbanism’ can transform struggling industrial towns

Pop-up parks and tiny houses are just a few of the innovative solutions that can help post-industrial cities across Europe and North America adapt to the future.
India’s tricolour (which actually has four colours) hides a complex subaltern history that originates with Mahatma Gandhi. Adam Jones/Flickr

Minority histories of the Indian national flag

As India celebrates its independence, the flag is on full display, but few people know about the complex origins of this ubiquitous national symbol.
The return of European brown bears to the Alps means that humans must learn about cohabitation. Alexas Fotos/Pixabay

How to live with bears

Bear-man conflicts have made news in the Alps but history tells a story of a possible cohabitation.
Monarch caterpillars feeding on milkweed leaves and dropping their faces (taken in the laboratory facility). Prayan Pokharel

The hidden secrets of insect poop

Bugs use their own defecation to defend their young, locate their homes and increase mating opportunities. For humans, insect faeces may even have untapped medicinal properties.
In Cuba, unlike in many Latin American countries, when you see children on the street, they’re not begging; they’re playing. And therein lies Castro’s dilemma: how to reform Cuba’s stagnant economy without losing what’s working? Dan Lundberg/flickr

Castro’s conundrum: finding a post-communist model Cuba can follow

Cuba won’t tolerate the high social costs paid by China and Vietnam in their shift to market capitalism, but its economy desperately needs a reboot.