Ruben Trujillo used TikTok to his launch business, and likers gave him advice along the way

Battery weights remain an obstacle to electrifying planes.

Telemedicine grew during the pandemic and opened access to care for many Americans. But the regulatory environment is changing, especially for doctors providing the service across state lines.

Smaller, smarter machines make a difference for patients and families. More are on the way.

While the lithium-ion market is hot, scientists are exploring alternatives to the metal to diversify battery production.

When enough homes have smart thermostats, that data could add up and have a real impact.

The bill devotes funds to improve connectivity in rural areas and subsidize internet access for low-income families.

When it comes to protecting user privacy, lawmakers and tech industry groups are in broad agreement.

As tech companies look more and more like financial institutions, oversight is growing, too.