In a world first, NASA’s DART mission is about to smash into an asteroid. What will we learn?

The experiment could be used to plan planetary defence missions 

Simply Put: The defensive general

Bullseye! NASA’s DART hits the mark, successfully alters asteroid path

Spacecraft hit Dimorphos in planetary defence test, shortened space rock's orbit time by 32 minutes

New discovery of protein in plants’ immune systems can help create superior crops, boost agriculture

A flood of calcium surrounds plants’ stomata triggering them to close and resist pathogens; exactly how calcium entered cells remained …

Why history will judge Burundi’s Pierre Nkurunziza harshly

Pierre Nkurunziza ruled with an iron fist, making few compromises: his insistence in 2015 on changing the constitution to enable him to have …

Western Australia needs to diversify to overcome effects of mining bust: Report

The region can create 165,000 new jobs by 2025, contribute more than $19 billion to its economy if it capitalises on other existing industry …

US, Russia, China race to develop hypersonic weapons

Weapons that travel far faster than sound may be snazzy, but what about the defence against them

How to decarbonise defence: International Military Council shares guidelines

Russia-Ukraine war has once again exposed the vulnerabilities of dependence on fossil energy, its repercussions of climate change: Report

IPCC climate report: Profound changes are underway in Earth’s oceans and ice – a lead author explains what the warnings mean

As a result of human activities, the planet is changing at a rate unprecedented for at least thousands of years. These changes are affecting …

Always look up: Earth’s top 7 asteroid defences

If an asteroid threat emerged, Earth would need to be ready. Scientists are continually working to give the planet the best range of defensive …

DRDO develops quick response mobile facility for nuclear incidents

With threat perception of terrorists using weapons of mass destruction increasing, DRDO has developed a mobile facility to help provide immediate

NASA crashed a spacecraft into an asteroid — photos show the last moments of the successful DART mission

Double Asteroid Redirection Test is meant to test one potential approach that could prevent an asteroid from colliding with Earth.

GSAT communication satellite costing Rs 508 crore unused for half its lifetime: CAG report

GSAT-6 was expected to last for 12 years from 2015

DRDO, JNU scientists develop more potent Anthrax vaccine

Claim new vaccine superior than existing ones as it can generate immune response to anthraxtoxin as well as spores

Glimpses from the 104th Indian Science Congress

Every year, scientific from across the country gather at the Indian Science Congress to deliberate on a a theme. Down To Earth was present at the …

India's missile milestone: Agni V to ensure deterrent parity with China

India will adhere to its no-first-use policy, says DRDO director

When the Himalayas lose: Assessing Char Dham Pariyojana judgment

The route, which connects 4 ancient Himalayan pilgrimages, runs through fragile valleys of Bhagirathi: The Ganga, Alaknanda, Mandakini and Yamuna

Why did the Chamoli tragedy happen in winter

Identifying hotspots through vulnerability mapping and strengthening EIA can enhance preparedness and build adaptive capacity in areas …

Asteroids key to future Mars missions, says NASA

NASA’s new programme aims at planetary defence against asteroids

NASA to crash into asteroid, ESA to follow up

European Space Agency teams up with NASA to test planetary defence programme

Roadblocks for bio-toilets in India

Bio-toilets are gaining ground. But emerging challenges could defeat the purpose

Success of Mission Shakti a culmination of efforts made over two decades

India had been working on weapon systems to intercept space objects to be able to secure its own for a long time

Industry demands change in survey and mapping rules of India

Control of defence ministry over mapping redundant in age of online maps, say stakeholders

Bhopal waste to be disposed of in the sea?

Taking cue from disposal of chemical weapons in 2009, Supreme Court-appointed monitoring committee suggests incinerating the waste on a floating …

New swine flu kit makes disease detection easier in India

Portable testing kit gives results within an hour