Finally we explore how the lift force varies with the angle of attack of the airfoil (which explains why aerobatic aircraft use symmetrical airfoils), and how stalling can result in a dangerous ...

Azad Engineering said that it has secured a purchase order from Bharat Heavy Electrical (BHEL) for the supply of advanced, high-complex rotating airfoils for supercritical turbines. "These airfoils ...

Australian Open semi-finals, Live Updates: It's Jannik Sinner vs Alexander Zverev in the men's singles final. The Italian, ranked No. 1, has given himself a chance to defend his crown in Melbourne ...

Australian Open 2025 women's singles semi-finals Highlights: Iga Swiatek has been knocked out of the Australian Open. Madison Keys beats Swiatek 10-8 in the tiebreaker of the final set to reach her ...

Keys has beaten Elena Rybakina and Elina Svitolina to reach her third Australian Open semi-final. Both women’s semi-finals will be played in the night session on Rod Laver Arena on Thursday ...