Cuba: Further blackouts disrupt energy restoration attempts

Authorities say unfavorable weather in the Caribbean has hampered efforts to restore power to Cuba's national grid amid repeated blackouts. Many Cubans now have power only for a few hours a day.

HAVANA, Aug 3 - Cuba's national electrical grid collapsed again on Monday as authorities struggled to restore power following a nationwide blackout late Sunday, state-run media reported, marking a fresh setback in the country's deepening energy crisis.

The country has been suffering rolling power cuts due to aging equipment and a US energy embargo that halted regular deliveries of fuel for power stations.

The power cuts have made normal life almost impossible, with each outage also meaning that water supplies trickle away and ceiling fans slow to a halt.

Cuba's power grid failed Sunday, causing another nationwide blackout, a state utility said in a social media post

After a successful trial at a substation, China plans to expand the application of quantum technologies – including precision sensors and computer simulations – across its power grid to help prevent blackouts. During the 18-month trial in Hefei in Anhui province, quantum technology was used to rapidly detect and diagno