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Dangerous but sexy: how tanned skin became a beauty standard

Winter means tanning beds and cosmetics, summer means endless beach time, the goal is the same: never be caught with pale skin; how, when and why did tanning become such a key part of how we look?

Eitan Gefen | 06.12.26

מיטות שיזוף במרחק של שני מטר בחוף פרישמן תל אביב

Forecast: Slight drop in temperatures, UV index remains very high

Heavy heat is expected at the Dead Sea, with moderate heat in the southern Golan, northern valleys, Sea of Galilee basin, Jordan Valley and Arava; temperatures will be above average later this week

ynet | 06.07.26

Weather forecast: mostly clear skies with extreme UV radiation exposure risk

Temperatures will rise slightly on Saturday with a very high to extreme UV index; After cooling Sunday, warmer weather returns through Tuesday

ynet | 06.06.26

Summer pigmentation explained: causes, types and effective treatment guide

Pigmentation spots often return in summer as UV exposure reactivates melanin 'memory' in the skin; Experts explain key types including melasma, sun spots and post-inflammatory marks, and stress tailored treatment plus strict sun protection and maintenance

Dr. Ella Egozi | 06.04.26

The UV index generation: the dangerous summer trend dermatologists are warning about

Instead of makeup or bronzer, the viral contour tanning trend uses sun exposure to 'sculpt' the face by applying sunscreen unevenly, a practice dermatologists warn can cause irreversible skin damage that may not become visible for years

Alexandra Lukash | 06.03.26

Teens discovered this weather app feature — and doctors are horrified

Teens around the world have turned the UV index from a skin-safety warning into a tanning guide, using the built-in weather app to find the hours when the sun is strongest; dermatologists warn that high-index exposure can damage skin within minutes

Mali Zaidman | 05.26.26

Israelis look up to find a rare ring of fire around the sun

A striking halo appears around the sun across Israel as high-altitude ice clouds refract sunlight

Ilana Curiel | 05.02.26

Beyond vitamin D: study suggests sun exposure may boost libido in men and women

After years of warnings about the dangers of radiation, Prof. Carmit Levy presents a more nuanced view, explaining the link between sun exposure and human fertility

Galit Hareli | 04.12.26

You might still be vitamin D deficient—even in summer

Despite abundant sunshine, widespread sunscreen use, indoor lifestyles and limited sun exposure put many at risk of vitamin D deficiency; experts recommend regular testing and highlight new technology to boost absorption

Lilach Serezo | 07.27.25

How Sun's internal clock influences us and we it

Even if Sun always looks the same to us, sunspots—whose sizes vary—were already identified back in the 18th century; effort to understand what causes these led to a fascinating journey into star's activity cycles and influence of the planets on it

Itamar Karbi / The Davidson Institute of Science | 05.17.25

Breaking records on the way to unraveling the Sun's mysteries. The Parker Solar Probe near the Sun

This Icarus will not burn: American spacecraft 'approaches' sun

A spacecraft sets a new record for a Sun flyby, NASA privatizes space communication, a new study reveals the Moon's age, educational astronomy, and a unique ring

Ettay Nevo / The Davidson Institute of Science | 01.10.25

A pioneering project to generate power from solar energy in space

Space-based solar power: Generating electricity above Earth

Countries worldwide are advancing technologies to generate electricity from massive solar panel arrays in space, aiming to harness continuous solar energy for a sustainable and reliable power source

Yuval Rosenberg/Davidson Institute of Science | 11.09.24

August sees highest number of sunspots, breaking 23 year record

The average number of sunspots in August was higher than any other month since September 2001; The final count was twice as high as experts had initially predicted; How will the sunspots affect us?

Yogev Israeli | 09.08.24

At sunset and sunrise most of the green, blue, and purple light is scattered, leaving mainly orange and red hues

What color is the sun?

The Sun's color has puzzled humanity for ages; Is it white, yellow, or possibly even black? When we ask physicists these seemingly simple questions, their answers often delve into profound complexities

Guy Nir / The Davidson Institute of Science | 06.21.24

Temperatures in Israel primed to hit 3 digits

Massive heatwaves are expected in most of the country on Wednesday, and Thursday's temperatures will likely stay the same; Relief expected only on Friday

ynet correspondents | 04.24.24