A volumetric flask containing liquid cyclohexane is depressurised to a very low pressure by a turbomolecular vacuum pump. The rapid drop in pressure results in a rapid drop in temperature, causing the substance to temporarily freeze, but the system is unstable, flirting with the triple point (a point of pressure and temperature at which a substance is simultaneously solid, liquid, and gas).
The result is a fluctuation between all three states of matter, in a rather stunning display of chemistry and physics in action.
LOS ANGELES: You wouldn’t mind egg on your face at Eggslut. The increasingly popular US breakfast chain has been taking the west coast by storm. Now it has opened its third outlet in Los Angeles. The brainchild of Philippine-born Alvin Cailan has become the breakfast buzzword as the morning crowd scrambles for his egg-centric varieties […]
SYDNEY: Sydney’s Opera House and Harbour Bridge plunged into darkness Saturday (Mar 25) to mark Earth Hour, as global landmarks began dimming their lights to draw attention to climate change. Millions of people from some 170 countries and territories are expected to take part in the annual bid to highlight global warming caused by the […]
DHCP, DNS, TCP/IP, VPNs, Wi-Fi; HTTP, HTTPS; hosts, registrars source
SINGAPORE: In the world of para-athletics, Wong Meng Ee may not be a name that competes with the likes of Yip Pin Xiu and Theresa Goh. But the visually-impaired associate professor and swimmer can hold his own when it comes to personal achievements. He owns a bronze medal won at the ASEAN Para Games in […]
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KUALA LUMPUR: Malaysia’s counter terrorism unit has arrested nine Malaysian men – including a school teacher, a security guard and an owner of a veterinary clinic – for suspected involvement in activities related to the Islamic State group. During the operation, a 31-year-old restaurant worker was arrested in Perak for allegedly planning attacks on the Tapah […]
Introduces students to Forensic Science, including the three major branches of Forensic Science: field science, laboratory science, and medical science. From the Australian secondary educational program ‘An Introduction to Forensic Science’, Classroom Video, 2007 source
NEW YORK: For the first time, pieces recovered from a shipwreck dating back to China’s ninth century Tang dynasty have left Singapore’s Asian Civilisations Museum (ACM) and gone on display in the United States. The works of art are on show at the Asia Society in New York as part of the Secrets of the […]
BEIJING: China said on Thursday that it hoped the entry into service of Japan’s second big helicopter carrier, the Kaga, did not mean a return to the country’s past militaristic history. The ship, along with its sister the Izumo, gives Japan’s military greater ability to deploy beyond its shores as it pushes back against China’s […]