<p>The world's largest chip maker, TSMC - The Taiwan Semiconductor Manufacturing Company, has announced it will take advantage of generous US subsidies to build cutting-edge tech in Arizona. The Biden administration has committed more than six billion dollars in subsidies and five billion in possible loans to support the plan.</p><p>Also, in the programme, the presenter Sam Fenwick finds out what it's like to experiencing complete darkness a rare total solar eclipse.</p>
