Search results for ' Particl'

How To Keep Your Child's Teeth Healthy

How To Keep Your Child's Teeth Healthy

Rediff.com17 May 2023

Dr Rohit Mistry suggests five dental hygiene habits young mothers should start their babies/kids.

What Tooth Pain Could Be Telling You

What Tooth Pain Could Be Telling You

Rediff.com29 May 2023

Tooth pain and other orofacial pain can be a symptom of various conditions and can provide cues about the underlying issue, alerts Dr Srishti Tody.

Another pandemic? Scientists revive 48,500-yr-old 'zombie' virus

Another pandemic? Scientists revive 48,500-yr-old 'zombie' virus

Rediff.com30 Nov 2022

French scientists have revived a 48,500-year-old zombie virus buried under a frozen lake in Russia until now!

Kerala reports India's first monkeypox case, Centre rushes high-level team

Kerala reports India's first monkeypox case, Centre rushes high-level team

Rediff.com14 Jul 2022

A person who returned to Kerala from abroad and was hospitalised after showing signs of monkeypox tested positive for the disease, state Health Minister Veena George said on Thursday.

Why Mumbaikars Are Wheezing And Coughing

Why Mumbaikars Are Wheezing And Coughing

Rediff.com29 Mar 2023

La Nina, construction worsen air quality; spike in respiratory ailments.

Study reveals how COVID-19 damages heart

Study reveals how COVID-19 damages heart

Rediff.com3 Oct 2022

The researchers noted that while COVID-19 and influenza are both severe respiratory viruses, they appeared to affect cardiac tissue very differently.

Twin Towers Gone In Just 12 Seconds!

Twin Towers Gone In Just 12 Seconds!

Rediff.com29 Aug 2022

On Sunday, August 28, a series of controlled explosions reduced the 100-metre tall Supertech twin towers structures in Noida to a huge pile of rubble.

Virus can travel 20 feet, 6 ft inadequate: Study

Virus can travel 20 feet, 6 ft inadequate: Study

Rediff.com27 May 2020

From these past studies, the scientists said both the aerodynamics of the droplets, and their heat and mass exchange process with the environment can determine the effectiveness of virus prohttps://www.rediff.com/news/report/pix-how-indians-are-maintaining-social-distance/20200326.htmpagation.

Coronavirus may spread more via respiratory droplets in winter

Coronavirus may spread more via respiratory droplets in winter

Rediff.com15 Oct 2020

The study also noted that the currently followed physical distancing guidelines are inadequate in curbing the transmission of COVID-19.

These Scientists Shaped India

These Scientists Shaped India

Rediff.com15 Aug 2023

I suggest we build a Vigyan Mandir (Temple of Science) with the ambience of a place of worship, so that it becomes a destination for pilgrims. We should embed on its walls bronze plaques describing each scientist mentioned here along with about a dozen of our ancient mathematicians, recommends Professor Kalyan Singhal, historian of science and technology.

Explained: What is monkeypox?

Explained: What is monkeypox?

Rediff.com20 May 2022

Monkeypox is a rare zoonotic disease that is caused by infection with monkeypox virus. Monkeypox virus belongs to the family Poxviridae, which also includes the viruses causing smallpox and cowpox disease

Nanotechnology: Studying small particles for a big career

Nanotechnology: Studying small particles for a big career

Rediff.com7 Oct 2009

As miniaturisation gets even more popular, the demand for professionals who master the underlying principles that enable the process is expected to rise exponentially.

Emergency-level AQI: Delhiites advised to limit outdoor activities

Emergency-level AQI: Delhiites advised to limit outdoor activities

Rediff.com12 Nov 2021

According to the Graded Response Action Plan (GRAP), the air quality is considered to be in the emergency category if the PM2.5 and PM10 levels continue to be above 300 micrograms per cubic metre and 500 micrograms per cubic metre respectively for 48 hours or more.

God particle? But the devil is in the details

God particle? But the devil is in the details

Rediff.com10 Jul 2012

With the confirmation of the Standard Model or perhaps a modification of it, we have a reason to remain hopeful that maybe we are a step closer towards realising the holy grail of physics, says Vidya Ramanathan

ISRO likely to launch mission to study Sun by July

ISRO likely to launch mission to study Sun by July

Rediff.com26 Jan 2023

ISRO will now conduct further testing of VELC and its eventual integration with the Aditya-L1 spacecraft, it said in a release.

As air quality worsens, Delhi implements more curbs

As air quality worsens, Delhi implements more curbs

Rediff.com3 Nov 2022

Acentral panel directed authorities to ban the plying of 4-wheeled diesel LMVs in Delhi and adjoining NCR districts and the entry of trucks into the capital.

How researchers detected Joshimath sinking

How researchers detected Joshimath sinking

Rediff.com14 Jan 2023

The PSInSAR satellite technique used to observe the gradual sinking of Uttarakhand's Joshimath town is a powerful remote sensing tool capable of measuring and monitoring displacements in the Earth's surface over time.

Six feet gap not enough to prevent virus spread, says study

Six feet gap not enough to prevent virus spread, says study

Rediff.com15 Sep 2021

Physical distancing of two metres - about six and a half feet - may not be enough to sufficiently prevent transmission of virus-carrying airborne aerosols indoors, says a study.

WHO urges nations to strengthen surveillance, health measures for monkeypox

WHO urges nations to strengthen surveillance, health measures for monkeypox

Rediff.com24 Jul 2022

In the WHO South-East Asia region, four cases of monkeypox have been reported, three from India and one from Thailand.

Modi inaugurates Mahakal corridor, unveils giant shivaling

Modi inaugurates Mahakal corridor, unveils giant shivaling

Rediff.com11 Oct 2022

Prime Minister Narendra Modi on Tuesday dedicated to the nation the Mahakal Lok corridor at Ujjain in Madhya Pradesh.

Scientists recommend 40% humidity to curb COVID-19 spread

Scientists recommend 40% humidity to curb COVID-19 spread

Rediff.com21 Aug 2020

In their review of studies, published in the journal Aerosol and Air Quality Research, the scientists specifically drew focus on relative humidity, which is a measure of water vapour in the air compared to the total saturation of vapour that can exist in the air at its current temperature.

Can your mask give you bad breath?

Can your mask give you bad breath?

Rediff.com16 Sep 2021

If you are not following the right mask hygiene, you could be suffering from 'mask mouth'. Here's how you can avoid this problem.

Farm fires from Punjab choke Delhi, AAP blames Centre

Farm fires from Punjab choke Delhi, AAP blames Centre

Rediff.com3 Nov 2022

The increase in stubble burning has kicked off a political slugfest, with Union Environment Minister Bhupender Yadav on Wednesday saying that there had been a 19 per cent rise in farm fires over 2021 in Punjab and that the Aam Aadmi Party had turned the national capital into a gas chamber.

Tokyo 2020 logo satire pulled after furore

Tokyo 2020 logo satire pulled after furore

Rediff.com22 May 2020

He said it was an infringement of copyright but did not threaten legal action.

Mega clean-up drive in full swing post Noida twin tower demolition

Mega clean-up drive in full swing post Noida twin tower demolition

Rediff.com30 Aug 2022

While Emerald Court would take one more day to be cleaned, the work at ATS Village could extend up to seven days due to more rubble and dust on the premises, according to officials.

India home to 18 of 20 cities with most severe rise in PM2.5 pollution: Report

India home to 18 of 20 cities with most severe rise in PM2.5 pollution: Report

Rediff.com17 Aug 2022

The report Air Quality and Health in Cities combined ground-based air quality data with satellites and models to produce air quality estimates for cities around the world.

Delhi gasps for breath: Govt orders 50% WFH, primary schools shut

Delhi gasps for breath: Govt orders 50% WFH, primary schools shut

Rediff.com4 Nov 2022

Delhi Chief Minister Arvind Kejriwal announced that primary schools will be closed from Saturday in view of spike in pollution levels in the national capital.

Delhi's air 'very poor' on morning after Diwali but better than previous yrs

Delhi's air 'very poor' on morning after Diwali but better than previous yrs

Rediff.com25 Oct 2022

According to forecasting agencies, the city is set to record its best air quality for the day after Diwali since 2015 on Tuesday.

Delhi breathes easier, more relief likely

Delhi breathes easier, more relief likely

Rediff.com6 Nov 2019

According to senior IMD scientist Kuldeep Srivastava, clear sky or absence of clouds allows sun rays to reach the ground, warming up the air close to the ground which lifts up and clears the pollutants.

7 Foods Bad for Your Teeth

7 Foods Bad for Your Teeth

Rediff.com2 Jun 2022

Dr Karishma Jaradi explains how excessive consumption of tea, coffee and lemon can be detrimental to healthy teeth.

8 Tips To Fight Bad Breath

8 Tips To Fight Bad Breath

Rediff.com14 Mar 2022

Ensure you drink about 6-to-8-glasses of water every day to escape dryness of the mouth.

Delhi's air 'very poor' again due to high humidity

Delhi's air 'very poor' again due to high humidity

Rediff.com7 Nov 2019

On Sunday, too, a drizzle resulted in an increase in humidity, triggering a massive pollution spike.

Delhi's air quality severe, relief unlikely soon

Delhi's air quality severe, relief unlikely soon

Rediff.com9 Nov 2020

The central government's Air Quality Early Warning System for Delhi said a "significant improvement in air quality is not likely" owing to slow wind speed, particularly during night time, and contribution from farm fires.

Delhi's air quality 'severe', likely to remain so on Diwali

Delhi's air quality 'severe', likely to remain so on Diwali

Rediff.com7 Nov 2020

Experts said while meteorological conditions were "moderately" favourable for dispersion of pollutants, a "very high" number of farm fires in Punjab was the primary reason for "severe" air quality.

Elite athletes at risk of coronavirus spread to lungs

Elite athletes at risk of coronavirus spread to lungs

Rediff.com29 Apr 2020

The research suggests that due to strenuous exercise, elite athletes are more likely to inhale virus particles and direct them to the lower areas of the lung.

India's Worst Mountaineering Tragedy

India's Worst Mountaineering Tragedy

Rediff.com10 Oct 2022

27 mountaineers perished in an avalanche in the mountains of Uttarakhand last week. The mountaineers were returning from a trek to the Draupadi's Danda mountain peak when disaster struck at 8.45 am in the morning.

Safe Holi: How To Pick Organic Colours

Safe Holi: How To Pick Organic Colours

Rediff.com17 Mar 2022

It is important to do a small skin test before buying colours for Holi. Natural colours would wash off with water without leaving any marks

Video: Hina Khan shows how to wear the mask correctly

Video: Hina Khan shows how to wear the mask correctly

Rediff.com19 Mar 2020

Hina Khan's tutorial on how to wear the mask right in this video.

Aerosols carrying Covid virus can travel in air up to 10m: Centre

Aerosols carrying Covid virus can travel in air up to 10m: Centre

Rediff.com21 May 2021

Nasal droplets fall within 2 metres from a COVID-19 infected person and the aerosols can travel in air up to 10 metres, the Office of the Principal Scientific Adviser said on Thursday, adding that proper ventilation can decrease the risk of transmission.

After Chandrayaan-2, ISRO ready for solar mission next year

After Chandrayaan-2, ISRO ready for solar mission next year

Rediff.com22 Jul 2019

Aditya-L1 is meant to observe the corona, which are the outer layers of the Sun, extending to thousands of kilometres.