We have the tech to suck CO2 from the air–but can it suck enough to make a difference?

Carbon capture technology–which helps fight climate change by removing emissions that are already in the air–could be a key part of the climate solution, if it grows fast enough and doesn’t just…

Users will now be able to self-identify as trans and gender nonconforming in their profiles. Instagram has announced that it is revamping its gender selection options for public profiles. The gender…