The Hidden Reason Your Kitchen Gets Greasy So FastYour greasy kitchen is not just about dirty wipes. Tiny oil droplets released during cooking become invisible airborne particles. These par...
18 Apr, 2026, 12.59 PM IST
Think Again: Volcanic eruptions can cool Earth – but the impact isn’t so simple; here is whyVolcanic eruptions can influence global temperatures, with explosive events injecting gases like sulfur dioxide into the stratosphere, lead...
13 Apr, 2026, 02.37 PM IST
Coronavirus more likely to spread indoors through maskless interaction: StudyThe research, published in the Journal of Internal Medicine on Tuesday, describes how different sized respiratory droplets emitted while sp...
09 Jun, 2021, 04.41 PM IST
Multilayer masks most effective at preventing aerosol generation: StudyAccording to IISc, when a person coughs, large droplets (>200 microns) hit the inner surface of a mask at a high speed, penetrate the mask ...
06 Mar, 2021, 10.54 AM IST
How do some people become Covid super-spreaders? Obesity, age, and the state of the infection play a huge roleAs the infection 19 progressed, researchers found that the viral particles got smaller, reaching the size of a single micron at the peak of...
11 Feb, 2021, 06.04 PM IST
Is your office Covid-secure? Free online tool can calculate risk of virus spreading in poorly-ventilated placesThe research showed the virus spreads further than two meters in seconds in such spaces.
21 Jan, 2021, 02.18 PM IST
How can I stay safe from Covid when visiting the dentist? Study says slower drill rotation might helpThe results are being included as evidence in guides for dental practices in the UK during the pandemic.
18 Dec, 2020, 05.56 PM IST
Aerosol microdroplets that stay in the air when we talk or cough may be ineffective at spreading coronavirusAerosol transmission is a possible, but not a very efficient route.
29 Oct, 2020, 04.00 PM IST
Come winter, Covid-19 cases may surge as virus spreads more via respiratory droplets, say scientistsThe findings could serve as useful guidance for public health decision-makers.
15 Oct, 2020, 06.11 PM IST
Which face mask should you be buying? Study shows those with exhale valves may not be as effectiveThe researchers said masks with valves may not be as effective as regular face masks in restricting the spread of aerosolised droplets.
02 Sep, 2020, 07.37 PM IST
Using the toilet flush creates a cloud of coronavirus-containing particles that can infect a healthy personThis study raises possibility of Covid being transmitted with the use of toilets.
17 Jun, 2020, 06.38 PM IST
Social distancing norms of 6 ft insufficient, virus can travel nearly 20 ft: StudyIn the yet-to-be peer reviewed study, published as a preprint in medrXiv, the scientists used a comprehensive mathematical model to explore...
27 May, 2020, 03.53 PM IST
Wearing surgical masks may help slow COVID-19 pandemic: StudyWearing surgical face masks may help prevent the transmission of seasonal coronaviruses and influenza virus from symptomatic individuals, a...
06 Apr, 2020, 11.56 AM IST
Coronavirus spread through respiratory droplets, does not stay long in air, says WHOTransmission may also occur by touching surfaces or objects in the immediate environment around the infected person.
03 Apr, 2020, 05.00 PM IST
Take the day off from work if you have flu! You can transmit it just by breathingIt's a lot easier to catch a flu than you think.
19 Jan, 2018, 02.57 PM IST
- Salt can make surgical masks into a virus killer
Toronto, Jan 8 (IANS) Researchers have developed a special salt treatment that can make common surgical masks capable of trapping and killi...
08 Jan, 2017, 01.54 PM IST
Scientists find why rain gives off fresh, earthy smellMIT scientists have identified the mechanism that releases an earthy smell in the air after a light rain.
26 Jan, 2015, 10.21 AM IST