South Korean officials said they did not know where to pin blame, but noted the explosion occurred in the Russian-made first-stage of the rocket rather than in the Korean-made second stage. The failure of the South Korea rocket launch was an embarrassing setback.
South Korean defense officials presented evidence Thursday that a North Korean submarine torpedoed the Cheonan, a South Korean Navy ship, in March, killing 46 sailors.
At Seoul Grand Park this week, engineers showed off Korea's OLEV concept vehicle that runs on power conveyed by magnets from underground lines. Many observers see 'potential,' but it's not an easy sell.
Hwang Woo-suk, a South Korean scientist whose cloning 'breakthroughs' were exposed as frauds, received a suspended two-year jail sentence Monday.
Their assertion boosts US view that Pyongyang used Sunday’s launch to develop long-range missile technology, not to explore space.