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Searched Tag: science and technology

LRG 3-757, or the Cosmic Horseshoe, where the yellow galaxy has magnified the light of the blue one farther away.

Gravitational lens may be the most powerful tool in astronomy

August 20, 2025, 01:45 PM - 8 min read

Is our universe perfectly flat or does it have curvature to it like a sphere, or flare outwards like a horse saddle? That depends on how dense the universe is, and mapping galaxy clusters helps us measure the density of a hypothetical force known as dark energy.

Led by a team from Northwestern University in the United States, researchers also discovered organised groups dodging quality-control procedures.

Organised fraud growing faster than legitimate science

August 6, 2025, 06:33 PM - 4 min read

Indexing a journal in a database of scientific literature improves its visibility and makes it easily discoverable to researchers and the public, while de-indexing removes it.

Avoid using paper towels, tissues, or rough cloths, which may leave scratches on the screen or shed lint that clogs openings.

Clean the germs off your phone with finesse

August 4, 2025, 04:19 PM - 6 min read

For example, both Apple and Samsung advise against using bleach, hydrogen peroxide, vinegar, aerosol sprays, window cleaners or high-concentration alcohol wipes on their devices.

AI is future, but know when and where to use it

July 8, 2025, 02:56 PM - 6 min read

Using ChatGPT to help write essays, the researchers say, can lead to “cognitive debt” and a “likely decrease in learning skills”.

Here’s how the wheel was invented 6,000 years ago

June 12, 2025, 04:48 PM - 8 min read

Despite the wheel’s immeasurable impact, no one is certain as to who invented it, or when and where it was first conceived.

Heat-tolerant pigeon pea: Indian scientists crack the code

June 11, 2025, 04:06 PM - 5 min read

The new variety, called ICPV 25444, represents a major leap forward for farmers struggling with climate change and seasonal limitations.

How do you recreate a species whose genome is largely unknown?

Is it a dire wolf? Defining a species is a scientific question

June 1, 2025, 04:56 PM - 10 min read

Experts pointed out that tweaking a handful of genes does not replicate the full biological reality of a long-extinct species.

A blaze of light streaks across the sky, but what is it?

Know the fireballs: Comet, rocket and more

May 12, 2025, 02:44 PM - 8 min read

While these objects have some similarities, there are crucial differences that can help us work out what just passed over our heads.

A virtual cosmos: Celebrating a century of stargazing indoors

May 8, 2025, 04:30 PM - 7 min read

Throughout time, cultures around the world have used the stars to help make sense of the world, to understand where we come from and determine our place in the cosmos.

Embrace genetic technologies to benefit farmers

May 5, 2025, 06:16 PM - 6 min read

The global landscape around GM crops is rapidly evolving, with many countries embracing biotechnology to tackle food security issues. India can learn from global experiences of regulating GM crops and establishing guidelines that mutually benefit local ecosystems while adhering to international standards.

Glitter can disrupt chemistry of our oceans

May 5, 2025, 05:01 PM - 6 min read

What really sets glitter apart from other microplastics is the way it behaves once it enters the ocean. It actively interacts with its surroundings; it’s not drifting passively.

Private space travel reignites debate over who is an astronaut

May 5, 2025, 05:00 PM - 7 min read

The term astronaut was only rarely disputed until the first “celebrity” suborbital flight in 2021. In the 1960s, pilots flying the experimental, rocket-powered X-15 jet were awarded astronaut status by the US Air Force if they flew above 50 miles (80km).