Paleogenomic research has expanded rapidly over the past two decades, igniting heated debate about handling remains. Who gives consent for study participants long gone — and who should speak for them today?
El amado animal ha dado forma a la historia humana durante milenios, al igual que la humanidad ha influido en su evolución —pero solo recientemente los científicos han descubierto exactamente cuándo y dónde este animal pasó de salvaje a domesticado—.
Fossilized leaves and pollen are revealing the evolutionary past of New World tropical forests. The findings are helping to reshape predictions of what might happen to these ecosystems as the climate changes.
For thousands of years, humanity has had a love affair with cement and concrete. But now, industry groups and researchers are seeking solutions to the huge amounts of carbon dioxide that cement-making generates.