A satellite in the Navstar global positioning system (GPS) orbits above Earth.
The
same carbon dioxide gas that is a main contributor to global warming is
also causing the planet's upper atmosphere to cool and contract, new
research says. The shift could impact how satellites and other
spacecraft are launched and how well GPS satellites send their signals
back to Earth.
Симпатичният астродроид от космическата сага "Междузвездни войни" на
Джордж Лукас вече не е само научна фантастика и може да ви служи у дома
без значение дали Силата е с вас - достатъчно е да разполагате с около
$2500...
Science Daily —A new high-tech glove enables the translation of sign language into
written text, facilitating communication for the hearing or speech
impaired. The glove senses movements of the hand and fingers, and a
computer turns those signals into letters and words. Future versions
will also translate sign language to speech...