Uncategorized

  1. Health & Medicine

    Can you trust the results from gut microbiome tests? Maybe not

    Seven firms reported inconsistent results on the same sample, some over multiple tests. These gut microbe discrepancies could have health consequences.

    By Tina Hesman Saey
  2. Animals

    Climate change could threaten monarch mass migration

    Suitable milkweed habitat in Mexico may shift south, fracturing existing migration routes and possibly pushing some butterflies to stay put.

    By Erin Garcia de Jesús
  3. Earth

    Metal pollution from a rocket reentry detected for the first time

    Direct detection of lithium from a SpaceX rocket reentry offers new evidence that metal pollution from space debris could threaten the ozone layer.