GIZMOS
A sleek, white gadget that looks
more like a trendy speaker than a
tool for water conservation could
stop people from wasting precious
water.The device, measures how
much water you use by "listening"
to the flow of water leaving the
tap. The gadget begins each day
with a full bar of light, which gets
shorter whenever the device hears
the tap left running.The Droppler
has a bar of diminishing light that
reflects how much water people
use, and is displayed every time
the tap is turned on.
Wearable sweat sensors use human
sweat to look for signs of disease.
They are soft and flexible and
continuously monitor changes in
four molecular components of
sweat. The invention uses five
sensors to simultaneously track
levels of glucose, lactate, sodium
and potassium, as well as skin
temperature. This data is fed to a
flexible board of microchips that
processes these signals and uses
Bluetooth to wirelessly transmi