When you’re running late in the winter, you don’t want to have to spend time scraping frost off your windshield. Try some expert-recommended techniques instead.
If traveling into the past is possible, one way to do it might be sending people through tunnels in space.
by raggio5 via Pixabay
Adi Foord, University of Maryland, Baltimore County
Scientists are trying to figure out if time travel is even theoretically possible. If it is, it looks like it would take a whole lot more knowledge and resources than humans have now to do it.
This experimental setup shows an ultra-low-power wireless communications device that could one day be used in tiny remote sensors.
Zerina Kapetanovic
A wireless transmitter uses almost no power and at first glance appears to violate the laws of physics. It’s actually a clever use of physics that could one day transmit data from tiny remote sensors.
How can you turn lukewarm lager to ice-cold beer in under a minute? A startup has developed a nifty gizmo which does just that, saving both energy and embarrassment at parties. Manufacturer Enviro-Cool…