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Friday 24 March 2023 Dublin: 7°C

# light

All time
# shine a light
Public urged to 'shine a light' in their windows on Easter Saturday for the sick and frontline workers
A light will be shone on public buildings and Irish embassies on Easter Saturday.
# goodnight to night
Losing darkness at night: LED lights are boosting light pollution worldwide
Nighttime lights disrupt our body clocks and raise the risks of cancer, diabetes and depression.
# whoosh
Watch some water droplets be vaporised by a powerful X-ray laser
It was done to help better understand explosions caused by X-rays, information that could be used for future experiments.
# Newgrange
Rain clouds dull winter solstice for crowds at Newgrange
There was no light at the end of the tunnel this year…
# stuck in the middle
Traffic lights are changing too quickly for a lot of old people
The average Irish person walks at around 1.33 metres per second.
Not a fan of the dark evenings creeping in? Here's how to get through the winter nights
The seasons are changing, days are getting shorter and the evenings are getting darker. It can really put your body out of sync, writes Abby Wynne.
We're getting children excited about outer space at an earlier age
My inner space nerd was delighted to be accepted onto the European Space Agency’s workshop for primary school teachers.
# Take a Break
Want to prevent jet lag? Here's the simple way to do it
It might even involve MORE sleep. Lovely.
# Des Res
Hallelujah! See the light in this compact modern dream home
This detached house is a contemporary abode tucked away in a quiet part of Dublin.
# in photos
The snow, the frost, the ice: Ireland looks pretty amazing in the winter light
Fear not. Temperatures are going to be in double figures tomorrow.
# blue light
Did you stay up on your phone last night? It could be ruining your sleep and vision
Switch off before you nod off.
# Light up
You will not believe how much Harrods' new chandelier cost
It’s an art installation, y’see.
# LEDs
Christmas lights are no longer causing a spike in electricity consumption
According to lighting manufacturers, it’s due to the increase in the numbers of LED lights being used.
# Italy
Mount Etna volcano in Sicily erupts
The last major eruption occurred in 1992.
This optical phenomenon was spotted in Dublin this morning
Some may have thought it was a vision from above, but it’s actually called a ‘sun halo’.
# true or false
Debunked: Does reading in low light or staring at a screen damage your eyesight?
“Turn off that feckin’ laptop and go to sleep, Séan, your eyes will fall out of your head by the time you’re thirty” can now be swiftly met with “Eh, Mam, about that…”.
# Colour
Photos: Spot a rainbow this evening? Cos there were lots of them...
One of the only good things about the weather lately? Rainbows. Lots and lots of rainbows.
# Smoke and Mirrors
Mirror + direct sunlight = house fires, warns fire service
Dorset firefighters say they tackled a bedroom fire on Monday believed to have been sparked by mirror-reflected sunlight.
# light bulb
Explainer: What's happening to traditional light bulbs?
Solus, the light bulb manufacturer, is to cease production of traditional incandescent bulbs next month. What are they being replaced with, and why?
# darkness into light
Pieta House event shows light at end of darkness
The Pieta House Darkness into Light 5km walk/run will take place this month to raise money for those who are suicidal or self-harming. It starts at 4am, bringing participants from the dark into the light.