H-1B chill sets in; Flipkart doubles down on ShopsyUS demand for H-1B visas has slumped to a seven-year low amid steeper costs and Trump-era policy shifts. This and more in today’s ETtech To...
26 May, 2026, 07.18 AM IST
Why do robins start singing before sunrise, and what science says about itEuropean robins and their North American cousins begin singing before dawn, a behavior scientists attribute to biological, environmental, a...
13 May, 2026, 05.17 PM IST
How Ant Colonies Work Without a Boss: Nature’s Secret TeamworkTiny ants create amazing organizations without a leader. They use chemical trails and internal clocks to work together. This flexible syste...
20 Mar, 2026, 06.22 PM IST
Daylight Saving Time returns: Why scientists say the clock change could harm your healthWhile the debate continues, Americans will once again adjust their clocks this weekend, continuing a practice that has sparked both scienti...
07 Mar, 2026, 07.29 PM IST
Study links two ‘forever chemicals’ to faster biological aging, with men most affectedNew research reveals a concerning link between two forever chemicals, PFNA and PFOSA, and accelerated biological aging. Middle-aged men sho...
26 Feb, 2026, 09.10 PM IST
Did You Know: There’s a species of Jellyfish that can live forever — Biology’s closest thing to immortality!The tiny jellyfish Turritopsis dohrnii has amazed scientists with its rare ability to revert to an earlier stage of its life cycle, effecti...
24 Feb, 2026, 08.54 PM IST
This Jellyfish Can Restart Its Life Cycle, Challenging What We Know About AgingA tiny jellyfish, Turritopsis dohrnii, possesses a remarkable ability to reverse its life cycle, effectively defying biological aging. This...
04 Feb, 2026, 04.08 PM IST
Doomsday Clock 2026: Nuclear threats, climate crisis, and AI risks push world closer to midnightThe Doomsday Clock 2026 shows the world is closer to disaster than ever. Scientists warn that nuclear risks, climate crisis, AI dangers, an...
28 Jan, 2026, 12.15 AM IST
Gastro doctor Dr Pal points to Anushka Sharma’s one quiet habit that could become your simplest, realistic New Year health resolutionDrawing from Anushka Sharma’s disciplined routine, gastroenterologist Dr Palaniappan Manickam urges people to rethink dinner and sleep timi...
01 Jan, 2026, 08.37 PM IST
How sleep impacts your health and productivity, is it better to stay awake till late night or get up early?It unpacks the science behind chronotypes - the biological wiring that determines whether you naturally wake up early or stay up late - and...
19 Nov, 2025, 08.17 PM IST
Listen to your body: Why sleep and nature’s rhythm matterHumans disrupt their natural rhythm by sacrificing sleep for work and technology, leading to unhealthy habits and emotional distress. Anand...
21 Sep, 2025, 11.54 PM IST
He reversed over 10 years of aging: Longevity expert reveals how he did itDr. Kurt Hong, a professor specializing in aging, discovered his biological age is significantly younger than his chronological age through...
24 Aug, 2025, 02.36 PM IST
How your biological clock affects your health - all based on time of dayThere is ample evidence that your biological clock is critical to your health.
12 Jul, 2022, 04.00 PM IST
COVID-19 virus test results may vary based on time of day: StudyThe test sensitivity of SARS-CoV-2, the virus that causes COVID-19, may vary based on the time of the day and the our body's biological clo...
27 Oct, 2021, 06.30 PM IST
Indemnity issues may hold up availability of J&J single dose vaccineWhile the drug regulator has given a nod to Biological E to manufacture the vaccine at its plant in Telangana, its launch looks unlikely ti...
17 Sep, 2021, 06.24 PM IST
Scientists find why some mushrooms glow in darkThe researchers found that the mushrooms' glow is under the control of a temperature-compensated circadian clock.
20 Mar, 2015, 05.55 PM IST
What makes the future tense?Most living organisms possess a biological clock with rhythms regulated in episodic cycles adjusted to events in the external environment. ...
03 Dec, 2010, 06.30 AM IST