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People and Vaccines – level 2
08-07-2019 07:00
British scientists reached out to many people across the...Change in YouTube – level 3
04-02-2019 15:00
YouTube is rewriting its algorithms so that fewer conspiracy...Butterflies are Disappearing – level 3
04-01-2019 15:00
Monarch butterflies have the important job of pollination, but...Butterflies are Disappearing – level 2
04-01-2019 15:00
Monarch butterflies are important pollinators, but their global population...