शुरुआत में लेजर को एक ऐसे आविष्कार के रूप में देखा गया था जिसकी कोई उपयोगिता ही नहीं थी।
Initially, the laser was called an invention looking for a job.
Initially, the laser was called an invention looking for a job.
फर्टाइल क्रेसेंट में लगभग 10,000 साल पहले कृषि क्रांति की शुरुआत होने से पहले ही, इंसानों ने नई तकनीक के साथ काम करना सीख लिया था। जो लोग ऐसा नहीं कर पाए या नहीं करना चाहते थे, वे आखिरकार पुजारी, राजनेता और नौकरशाह बन गए।
Even before the agricultural revolution began in the Fertile Crescent about 10,000 years ago, humans had learned how to work with new technology. Those who could not or would not eventually became priests, politicians, and bureaucrats.
Even before the agricultural revolution began in the Fertile Crescent about 10,000 years ago, humans had learned how to work with new technology. Those who could not or would not eventually became priests, politicians, and bureaucrats.
बाज़ार के आंकड़े बताते हैं कि अगर अंतरिक्ष पर्यटन—यानी पृथ्वी की कक्षा की एक सैर—का टिकट 25,000 डॉलर से कम किया जा सके, तो हर साल लगभग 50,000 यात्री इसे आकर्षित हो सकते हैं। इतनी रकम तो हज़ारों लोग हर साल लक्ज़री जहाज़ों पर दुनिया भर की सैर या अंटार्कटिका व माउंट एवरेस्ट जैसी रोमांचक यात्राओं पर खर्च कर देते हैं।
Market studies suggest space tourism-a rubbernecker's trip to earth orbit-is likely to draw 50,000 passengers a year if the ticket can be pushed below $25,000. That's what tens of thousands of people spend each year on competing trips, such as round-the-world cruises on luxury liners and adventure tours to Antarctica or Mount Everest.
Market studies suggest space tourism-a rubbernecker's trip to earth orbit-is likely to draw 50,000 passengers a year if the ticket can be pushed below $25,000. That's what tens of thousands of people spend each year on competing trips, such as round-the-world cruises on luxury liners and adventure tours to Antarctica or Mount Everest.