Rate of scientific breakthroughs slowing over time: Study

The rate of ground-breaking scientific discoveries and technological innovation is slowing down despite an ever-growing amount of knowledge, according to an analysis released Wednesday of millions of research papers and patents.

Petrol taxes drop globally despite climate change: study

The average tax on petrol in 157 nations fell 13 percent from 2003 to 2015, even as the world acknowledged the need to slash greenhouse gases from fossil fuels, researchers reported Monday.

Phosphate shortage: The dwindling resource required to grow food

By 2030, the world's population is projected to be about 8.5 billion people. Global food security is a major concern for governments—zero hunger is the second most important of the United Nations Sustainable Development ...

Over 100 tigers killed and trafficked each year: report

With fewer than 4,000 left in the wild, tigers are on a precipice—yet more than 100 of the big cats are still killed and illegally trafficked each year, according to fresh analysis published Wednesday.

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