"Zero-gravity environment?" Professor Lu laughed. "A vacuum tube falling to create zero gravity? That tiny bit of time wouldn't even be enough to start the printer! It takes a week to print a heart! You mean... huh?"
As Professor Lu spoke, he suddenly realized something. His eyes widened. "Wait... don't tell me you mean..."
"Going to space to make a heart." Song He nodded. "Can the existing equipment be used in space?"
"The current equipment definitely won't work, but modifying it shouldn't take long." Professor Lu blinked rapidly, his face filled with astonishment as he thought hard. "If we print a heart in a weightless environment, there really might be a chance of eliminating the existing errors... Yes! We can give it a try!"
"Wait a moment. I'll ask right now when Space City's next launch is scheduled and see if we can still make it." Song He pulled his phone from his pocket.
He found Xie Yuanxun's number and called. Then he held the phone to his ear.
The moment the call connected, a deafening racket came through. Countless people were shouting in panic, while wailing sirens and fire-engine noises came and went. It sounded just like the scene of a 911 emergency.
"What happened over there?" Song He was startled.
"I can't hear you! Can't hear you! Give me half a minute—I'll find somewhere quiet!" Xie Yuanxun shouted into the phone.
Song He raised one eyebrow and lowered the other, silently waiting for the noise from the phone to lessen while imagining all sorts of scenarios.
"Damn it! Those brats from the Genius Institute did it!" Xie Yuanxun began complaining. "Yang Yu led a group of classmates in designing a new rocket engine as their final project. They were supposed to test-fly it today. Reaching the Karman Line