Using smart packaging that monitors food quality in real time can address food insecurity and spoilage, as well as the resulting economic and environmental damage, writes Tohid Didar.
More than ever, we need citizens who have learned to think for themselves and developed the capacity to critically assess the complex challenges in the world, writes Johannes Steizinger.
There are an estimated 200 billion trillion stars in our observable universe — chances are, there’s life out there somewhere, writes Maikel Rheinstadter.
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