Smartphones have a lot of on-board sensors, but do they really have enough? No way, say a slew of recent hardware startups, of which Danish Vavuud is only the most recent. Vavuud is turning to ...

If you’re into activities such as windsurfing, sailing or kite-flying, then you’re going to want to know where and how hard the wind is blowing. While weather reports may give average wind speeds for ...