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Image used for representational purposes. | Photo Credit: Getty Images/iStockphoto Last week, we explored the basics of blockchain, the engine of cryptocurrencies. Now, we move on to the next layer in the chain. Since blocks can be added one after another in the blockchain, the next logical question is who adds blocks and how the…
File picture of Ukraine’s President Volodymyr Zelenskyy. | Photo Credit: Reuters Ukraine President Volodymyr Zelenskyy said early on Monday (September 1, 2025) that a suspect has been arrested in the murder of former parliamentary speaker Andriy Parubiy, a crime that shook the war-torn country. “The suspect has given an initial testimony,” Mr. Zelenskyy said on…
Something unusual has been going on in the wild. Many members of the largest species of dolphins, commonly called killer whales (Orcinus orca), have been found sharing freshly killed prey with humans. And they don’t just offer their prey: the dolphins have waited for the humans to respond. In a new study reported in the…
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