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Weather is a weather forecast app developed by Apple Inc., available on iOS since the release of the iPhone and iPhone OS 1 in 2007. [1] [2] It allows users to see the conditions, forecast, temperature, and other related metrics of the device's current location, as well as a number of other cities.
Time Machine may also be used with other external or internal volumes. Time Machine saves hourly backups for the past 24 hours, daily backups for the past month, and weekly backups for everything older than a month until the volume runs out of space. At that point, Time Machine deletes the oldest weekly backup. [5]
A smart thermostat can make it easy to maintain the temperature of your home, set a schedule, and get real-time information on your energy use. An electromechanical system has a sliding bar or ...
Thermal switches on microprocessors often stop only the fetching of instructions to execute, reducing the clock rate to zero until a lower temperature is reached, while maintaining power to the cache to prevent data loss (although a second switch, with a higher triggering temperature, usually turns off even the cache and forces the computer to ...
Alaska holds the all-time U.S. record. The mercury plummeted to 80 degrees below zero on Jan. 23, 1971, in Prospect Creek, north of Fairbanks.
Cook has been with Apple since he moved over from Compaq in 1998. He served as the company's COO before taking on the role of CEO in 2011. The chief executive has guided Apple through the years ...
Smartphones may be used as medical tricorders; smartphone software and camera detect pulse from a fingertip using a technique similar to that of a pulse oximeters.. A medical tricorder is a handheld [1] portable [2] scanning device to be used by consumers [3] to self-diagnose medical conditions [4] within seconds [3] and take basic vital measurements.
One can therefore observe a delay until the water adjusts to the new, below-freezing temperature. [8] Supercooled liquid water must become ice at -48 C (-55 F), not just because of the extreme cold, but because the molecular structure of water changes physically to form tetrahedron shapes, with each water molecule loosely bonded to four others. [9]