Teenager Is on Track to Plant a Trillion Trees

Children are not often invited to speak to the United Nations General Assembly. But there stood Felix Finkbeiner, German wunderkind in his Harry Potter spectacles, gray hoodie, and mop-top haircut—with a somber question about climate change. … “For most adults, it’s an academic question. For many of us children, it’s… Continue reading

Scientists Think They’ve Found the Oldest Fossil Ever

A new study, published in the journal Nature, describes fossilized microorganisms thought to be between 3.77 and 4.28 billion years old. They were found in Quebec, Canada’s Nuvvuagittuq greenstone belt, which is home to some of Earth’s most ancient rocks. Inside, researchers found the fossils of what they say are long-gone bacteria left behind… Continue reading