Population

Extreme heat - not deforestation - is the main driver of tropical bird collapse

An analysis of 3,000 bird species during 70 years found tropical populations currently face around 30 extreme heat days per year versus three in the mid-20th century.

Hummingbirds increasingly sought shade, reducing time for nectar foraging.
Maya ruins near Tulum.

How LiDAR Shattered Maya Population Myths: A 45% Increase Revealed

South Korean army K1E1 tanks cross a pontoon bridge during a US-South Korea joint river-crossing exercise which is a part of the annual Freedom Shield joint military training, near the demilitarized zone separating the two Koreas in Yeoncheon, South Korea, March 20, 2025

South Korea's military shrinks amid massive drop in population

 In the UK, birth rates are actually on the rise

A low not seen since the 18th century: The European countries on the verge of disappearing


From 99.7% to 56.7%: The dramatic decline of catholicism in Brazil

Despite the slowdown, Catholics continue to lose followers, with Catholicism falling to 56.7% of the population.

 vangelical event March for Jesus, gather thousands of faithful in the center of the city of Rio de Janeiro.

Christianity's global share declines while Islam grows fastest, Pew Research Center finds

The increase in the number of people with no religious affiliation is significantly influenced by the departure from Christian churches.

 Pilgrims circumambulate the Kaaba in Meccah, Saudi Arabia.

Breakthrough DNA study reveals unknown ancient humans in Colombia

Geneticist Casas-Vargas: "That genetic traces of the original population disappear completely is unusual, especially in South America".

 Breakthrough DNA study reveals unknown ancient humans in Colombia.

How will Israel cope with an aging population?

Israel’s elderly population is steadily growing, currently standing at 1.2 million people in 2024, with 39,000 Israelis joining the 65-and-over age group.

 An illustrative image of elderly Israelis.

The Sabra of the future: Imagining life in Israel 77 years from now

“What we call the metropolitan of Tel Aviv stretches between Ashdod and Netanya today. When we hit the 40 million people mark, the entire coast will be built on, from Ashdod to Haifa.”

 A beach in Tel Aviv.

Israel has lost 79 civilians to terror since last Remembrance Day

Israel reports 79 new terror victims since last Remembrance Day; total war-related deaths reach 934 civilians.

 Bereaved families, friends and Israeli soldiers visit the graves of fallen Israeli soldier during Memorial Day which commemorates the fallen Israeli soldiers and victims of terror at Mount Herzl Military Cemetery in Jerusalem on May 13, 2022.

Billions missing: Study exposes flaws in global population counts

Researchers caution that rural populations may be underestimated by up to 84%, impacting resource allocation.

 Billions missing: Study exposes flaws in global population counts. Illustration.

Computer model traces modern human lineage to two ancestral populations

Genes from the minority population, particularly those related to brain function, may have played a crucial role in human evolution, says Trevor Cousins.

 Humanity: where do we come from?

WATCH: Israeli government employee arrested for smuggling women into country

Israel Police arrested a government worker suspected of smuggling Georgian women into Israel using airport gate passes.

 Ben Gurion Airport

Caucasus-Lower Volga People Identified as Cradle of 400 Modern Languages

The DNA study was split into two papers since Russian and Ukrainian researchers couldn't co-author, Nature reported.

 Aerial panoramic landscape of the Volga river.

Study finds two-thirds of species losing genetic diversity

Researchers led by Grueber analyzed genetic data from 628 species, revealing declines even in non-threatened populations.

 Red Strawberry poison dart frog, Dendrobates pumilio, in nature habitat, Costa Rica.