Some parents turn to these tests to avoid passing on devastating genetic disorders that run in their families. But customers of the companies emerging to provide it to the public may not be getting what they’re paying for. Tech giants like Microsoft are betting big on one technology: bioenergy with carbon capture and storage (BECCS). But there are a few potential problems with BECCS, as my colleague James Temple laid out in a new story. And some of the concerns echo similar problems with other climate technologies we cover, like carbon offsets and alternative jet fuels.