Altermagnet conducts with different charge carriers in different directions
In altermagnetic materials, atoms form a regular pattern with their spin and spatial orientation alternating on the neighbouring magnetic sites in the crystal. | Photo Credit: Libor Šmejkal (CC BY-SA) Some materials conduct electricity mainly with one kind of charge‑carrier everywhere: either negative electrons (n‑type) or positive ‘holes’ (p‑type). A rare class can breach this […]
US student visa capacity reduced in India amid new online screening norms: Will more slots be enough to ease the panic?
As the fall semester draws near, thousands of Indian students aiming to begin their studies in the United States are caught in a frustrating and uncertain situation. The US embassy and its consulates in India have reduced their student visa processing capacity, citing new security protocols introduced by the US administration on June 18, 2025. […]
Efforts to restore mangroves can turn the tide on India’s coastal security
Across India’s coasts, from the languid channels of the Sundarbans delta to Mumbai’s stifled creeks, mangroves form a barrier between land and sea. These coastal forests are critical in India’s pursuit of climate resilience, biodiversity conservation, and the empowerment of coastal communities. However, in the face of urban expansion, climate change, and development, how are […]
Indian Army Agniveer CEE result 2025: When and how to download results, once released
The Indian Army conducted the Agniveer CEE (Common Entrance Exam) 2025 between June 30 and July 10 for thousands of young candidates across the country. Now, students are eagerly waiting for the results. As of now, the official result date has not been announced, but it is expected to be released soon—possibly in the last […]
Why do mirrors flip left and right but not up and down?
The confusion comes from how our brains interpret the reflection. | Photo Credit: Andre Mouton/Unsplash A: This classic question has a surprisingly interesting answer. The fact is mirrors don’t actually flip left and right, much less up and down. Instead, they flip the image of the world you see front to back. When you stand […]
Chungin Lee: Do you know why this 21-year-old Silicon Valley CEO was suspended by Columbia University?
In the fast-evolving world of AI and employability, few stories are as polarising or instructive as that of Chungin “Roy” Lee. Just over a year ago, the 21-year-old computer science student at Columbia University was suspended for building an AI tool deemed incompatible with academic integrity. Today, he is the co-founder and CEO of Cluely, […]
How does air pollution affect the brain?
A pedestrian wears a face mask amid a thick blanket of smog in New Delhi, November 18, 2024. | Photo Credit: AP A: Air pollution is increasingly being recognised as an important threat to brain health. Research has demonstrated that exposure to airborne pollutants like fine particulate matter (PM2.5), nitrogen dioxide (NO2), and ozone can […]
US plans to scrap H-1B exemption for universities: Will foreign students be the first to go?
US plans to scrap H-1B exemption for universities: How will it impact international students? For years, a quiet clause in the US immigration system has acted as a lifeline for international students hoping to stay in the country after graduation. It allowed American universities and nonprofit research institutions to hire foreign graduates under the H-1B […]
How America’s employers are getting trapped in the immigration dragnet
America’s employers are getting trapped in immigration dragnet In the land that prides itself on opportunity, employers are learning that one form, barely four pages long, is enough to sink a business. Welcome to the bureaucratic battlefield of I-9 compliance, where a single missed checkbox can trigger a federal firestorm. Under the Trump administration’s renewed […]
US Department of Education launches probe into University of Michigan’s DACA scholarship: Is it unfair to American citizens?
The US Department of Education’s Office for Civil Rights (OCR) has launched a formal investigation into the University of Michigan’s “Dreamer Scholarship,” questioning whether its exclusive focus on undocumented students violates federal civil rights law. The inquiry is one of five such investigations opened this month into university-based aid programs that offer financial support only […]