A US study has revealed three trajectories of cognitive decline in Alzheimer's disease -- stable, slow decline, and fast decline -- based on scans of over 1,100 people with elevated amyloid protein levels.
Three milestones in three days signal India's growing mastery in next-generation strategic technologies spanning nuclear deterrence, hypersonic propulsion and precision stand-off strike capability.
Weighing 190 kg, Mission Drishti is India's heaviest privately developed Earth observation satellite.
'Mobius made EMs investable and India his most enduring belief.'
The recent evolution in the passive space has given rise to a new category of funds promising to deliver "active" returns through a structured passive approach. These are often referred to as smart beta or factor-based index funds, and they represent a compelling middle ground for investors.
A newly discovered butterfly species in Arunachal Pradesh has been named Euthalia zubeengargi, in honour of Assamese cultural icon Zubeen Garg.
Researchers at the National Institute of Technology (NIT), Rourkela have patented a fully automated system that uses thermal imaging and gait recognition to detect unauthorised access in large buildings, offering a next-generation security solution.
Ask rediffGURU Reetika Sharma your insurance, mutual fund and personal finance-related questions.
The 'rescue' operation occurred within kilometres of Iran's underground tunnel complex at Isfahan, assessed by the IAEA and US intelligence as holding a substantial portion of the country's 60 per cent enriched uranium stockpile. Retired senior US military officers have highlighted that the mission's footprint -- hundreds of special operators, multiple heavy-lift aircraft deep inside Iran -- appears outsized for recovering a single airman. Prem Panicker continues his must read blog on the Iran War.
The United States, which entered this war in expectation of a short, sharp win along the Venezuela model, is now preparing for deeper involvement in a conflict it does not fully control, without the allies it typically relies on, against an adversary that is not behaving as expected, in a global environment that is already absorbing economic shock. Prem Panicker continues his must read daily blog on the Gulf War.
Noted ecologist Madhav Gadgil, known for his work on the conservation of Western Ghats, has passed away in Pune after a brief illness. He was 83.
RSS chief Mohan Bhagwat addressed concerns about population imbalance, citing religious conversion, infiltration, and low birth rates as key factors. He advocated for 'ghar wapasi' and vigilance against infiltrators, while also emphasizing the importance of family and employment.
'Without ground troops the US will not be able to oust the Iranian Islamic regime. Political change does not happen just by using bombs or planes.'
'Should China's interest in the Teesta River projects be approved, it would likely result in heightened Chinese presence near the Siliguri corridor.'
Several leading scientists, academicians, and agriculturalists have called for raising government support for research and development to make Indian agriculture future-ready.
FDI inflows into India are expected to register robust growth in 2026, supported by strong macroeconomic fundamentals, big-ticket investment announcements, sustained efforts to improve the ease of doing business, and a new generation of investment-linked trade pacts.
'Previously, contributing only 25 per cent of material costs, states now face burdens of 40 per cent to 100 per cent of total costs, ensuring poorer states will curb project approvals, directly stifling work demand.'
India emerged from the war militarily bruised and strategically altered. The United States, under the guise of friendship, had succeeded in achieving what open alignment never could: The psychological and political repositioning of India within the Cold War order, points out Dr Kumar.
'Our vision is to innovate as many products as we can and solve as many problems as possible.'
'They are totally disconnected with farm activities which their families have been involved in for years.'
'If Nitish Kumar were to depart from this alliance, it would signal substantial instability in central government politics.'
'If the RJD loses it would be out of power for nearly 25 years. Meanwhile, the JD-U will have survival issues if it gets less number of seats.'
The Supreme Court is considering relaxing the ban on firecrackers in Delhi-NCR ahead of Diwali, citing practical concerns and the need to balance environmental and livelihood interests.
As India and China continue to face off across the Himalayas six decades later, the echoes of that earlier conflict remain unmistakable. The core of China's sensitivity lies not in maps or mountain passes, but in its perception of sovereignty over Tibet, points out Dr Kumar.
Defence Procurement Manual 2025 lays down the guiding principles for revenue procurements in the defence ministry worth around 1 trillion in a financial year.
Dr Sonali Ghosh, the first woman to head the Kaziranga National Park and the first Indian to win the IUCN's Kenton Miller Award, has turned her childhood love for nature into an inspiring career in wildlife protection and leadership.
'...they always address problems superficially, never tackling root causes.' 'Currently, the policy response will focus on immediate relief -- getting people to safety, providing facilities, clearing debris.' 'This is necessary, but once immediate relief operations end, everything returns to 'normal' without addressing underlying vulnerabilities.'
The fact that Gor has President Trump's ear makes him an extremely valuable commodity for India -- he represents both a challenge and an opportunity, points out Aditi Phadnis.
'Employers increasingly want candidates who can take AI pilots from proof-of-concept to production-ready systems.' 'That requires governance, monitoring, and ROI measurement -- skills that go beyond coding and into business impact.'
Blood pressure management is no longer just about a number on a chart
A parliamentary panel on external affairs has expressed concern over China's growing presence and influence in the Indian Ocean Region, citing risks to India's national security and strategic interests. The panel also highlighted the strengthening China-Pakistan naval nexus as a cause for concern.
'The largest listenership for Vividh Bharati outside the country is in Spain.' 'The labourers who go there for the tomato-picking season feel cut off from their country and listen to Vividh Bharati to overcome their loneliness.'
Office space owners are looking at good times ahead as rentals are expected to rise due to demand for Grade A office spaces outpacing supply that has been sluggish due to construction delays, long gestation periods and developers' interests shifting to residential.
Prof Anantha Chandrakasan has been named Massachusetts Institute of Technology's new provost, the first Indian-American to serve in this leadership role.
NISAR will not be used for surveillance and will be used to observe the earth.
Twice every 12 days, the NISAR satellite will scan nearly all of earth's land and ice surfaces to measure changes in the planet's ecosystems, growth and retreat of its land and sea ice, and deformation of its crust.
Badar Khan Suri, an Indian postdoctoral fellow at Georgetown University, is facing deportation after US authorities accused him of "spreading Hamas propaganda" and having "close connections to a suspected terrorist." The Department of Homeland Security claims Suri has been actively promoting antisemitism on social media and is connected to a senior Hamas advisor. Suri's lawyer, Hassan Ahmad, argues that his client is being targeted due to his wife's Palestinian heritage and their opposition to US foreign policy towards Israel. The incident follows the self-deportation of another Indian student from Columbia University who was also accused of supporting Hamas.
In his petition, Suri's lawyer said that he is being punished as his wife, who is a US citizen, is of Palestinian heritage and because the government suspects that he and his wife are against the US foreign policy towards Israel.
India's biggest telecom players, Bharti Airtel and Reliance Industries-backed Jio Platforms, will soon bring billionaire Elon Musk-led SpaceX's Starlink satellite services to India. According to analysts, the move could boost India's tele density, especially in the rural areas, and may be an opportunity for investors to add the two stocks on dips for long-term gains
'He surprised us by telling us he wanted to make a career in acting.' 'We were scared since we knew nothing of this profession but then, he landed a role in Mira Nair's Monsoon Wedding.' 'After seeing him holding his own on screen, we decided to let the boy pursue his passion.'
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