SCIENCE

When working out, males are programmed to burn more fat, while females recycle it–at least in rats

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Vigorous exercise burns fat more in males than in females — an unexpected finding from the largest study to date to explore how exercise affects the body. “Everyone knows that exercise is good for you, but no one knows exactly why,” said Joshua Adkins, a scientist at the Department of Energy’s Pacific Northwest National Laboratory … Read more

Qantas agrees to pay $79 million in compensation and a fine for selling seats on canceled flights

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For free real time breaking news alerts sent straight to your inbox sign up to our breaking news emails Sign up to our free breaking news emails Qantas Airways agreed to pay 120 million Australian dollars ($79 million) in compensation and a fine for selling tickets on thousands of cancelled flights, the airline and Australia’s … Read more

Synchronization between central circadian clock and circadian clocks of tissues preserves their functioning

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Discovered in the 1970s, circadian clocks are essential for the regulation of biological time in most cells in the human body. These internal mechanisms adjust biological processes to a 24-hour cycle, allowing the synchronisation of cellular functions with daily variations in the environment. Circadian rhythms, which are coordinated by a central clock in the brain … Read more

Vietnam temperature records tumble as heat wave scorches

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A boat sits on a dried-up reservoir bed in southern Vietnam’s Dong Nai province last month. More than 100 temperature records fell across Vietnam in April, according to official data, as a deadly heat wave scorches South and Southeast Asia. Extreme heat has blasted Asia from India to the Philippines in recent weeks, triggering heatstroke … Read more

Deeper understanding of malaria parasite development unlocks opportunities to block disease spread

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For the first time, the developmental stages of the deadliest human malaria parasite have been mapped in high resolution, allowing researchers to understand this ever-adapting adversary in more detail than previously possible. The study, published today (2 May) in Science, details the critical developmental stages of the malaria parasite, Plasmodium falciparum, using single-cell RNA sequencing. … Read more

Cyclone bears down on flood-hit Kenya, Tanzania

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At least 155 people have died in floods in Tanzania, the government said last month. Beaches were deserted and many shops closed on Saturday as heavy rains and winds from a tropical cyclone buffeted coastal areas of Tanzania and Kenya. Both countries have gone on alert for Tropical Cyclone Hidaya, after weeks of torrential rains … Read more

Sugar-based catalyst upcycles carbon dioxide

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A new catalyst made from an inexpensive, abundant metal and common table sugar has the power to destroy carbon dioxide (CO2) gas. In a new Northwestern University study, the catalyst successfully converted CO2 into carbon monoxide (CO), an important building block to produce a variety of useful chemicals. When the reaction occurs in the presence … Read more

Floods in southern Brazil kill 55, force 70,000 from homes

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A construction vehicle carries evacuees from a flooded area of the Sao Geraldo neighborhood in Porto Alegre, on May 4, 2024. Raging floods and mudslides have killed at least 55 people in southern Brazil and forced nearly 70,000 to flee their homes, the country’s civil defense agency said on Saturday. At least 74 people were … Read more