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How we used cameras in the sky to track invasive plant species
Pretty pink, orange and white flowers of the shrub Lantana camaraor wild sage, are common in ornamen...
Saudi rift with Qatar exposes growing division in the anti
This is the worst diplomatic crisis in the Gulf region in decades. On June 5, Saudi Arabia, United A...
Commuting by subway? What you need to know about air quality
Four more major Indian cities will soon have their own metro lines, the country’s government has ann...
Caught between police and gangs, Rio de Janeiro residents are dying in the line of fire
In Rio de Janeiro, where murder rates this year have soared to their highest levels in a decade, vio...
Refugee or migrant? Sometimes the line is blurred
A dozen years before the influx of refugees and migrants to Europe’s shores would force policymakers...
Iran’s startups promise paradise for the country’s unemployed youth
Iran’s self-proclaimed Silicon Valley stands on the road to mount Damavand, the tallest mountain in...
The long quest for the right pollen: how to really help bees
Planting bee-friendly plants seems to be the new fad in many cities around the globe. In the UK, ama...