With his moustache caked in icicles and frozen droplets, glaciologist Peter Neff shows his 220,000 TikTok followers a sample of old ice excavated from Antarctica's Allan Hills. The drop-shaped fragment encapsulates tiny air bubbles, remnants of 100,000-year-old atmosphere. The greenhouse gases trapped inside carry precious information on Earth's past climate,…
A growing number of scientists are using the video app TikTok to boost literacy on climate change, campaign for action or combat rampant disinformation online.