Latest science news in Biology & Nature

Stick insect study shows the significance of passive muscle force for fast movements

1 week ago from Science Daily

Zoologists have gained new insights into the motor function of limbs of different sizes.

Scientists design protein that prods cancer-fighting T-cells

1 week ago from Science Daily

Scientists have created a new protein that mimics a key immune regulatory protein, interleukin 2 (IL-2). IL-2 is a potent anticancer drug, but with toxic side effects. The researchers report...

Stem cell study offers clues for optimizing bone marrow transplants and more

1 week ago from Science Daily

A new study, conducted in mice, shows that successfully transplanted stem cells don't behave 'normally' as in a healthy person without a transplant. Instead, the radiation and high-dose chemotherapy used...

Genes on the move help nose make sense of scents

1 week ago from Science Daily

With today's study, researchers have pinpointed a genomic mechanism by which a finite number of genes can ultimately help distinguish a seemingly near-infinite number of scents.

Change of teeth causes yo-yo effect in elephants' weight

1 week ago from Science Daily

The weight of elephants living in zoos fluctuates over the course of their adult lives in cycles lasting around a hundred months, researchers have found. The fluctuation is linked to...

15-meter-long ancient whale Basilosaurus isis was top marine predator

1 week ago from Science Daily

The stomach contents of ancient whale Basilosaurus isis suggest it was an apex predator, according to a new study.

Elephants take to the road for reliable resources

1 week ago from Science Daily

Landscapes can change from day-to-day and year-to-year, and many animals will move about according to resource availability. But do they remember past resource conditions? Just how important is memory and...

Blue Whales: The Most Enormous Creatures on Earth

1 week ago from Live Science

Blue whales are the largest animals ever to live on Earth, but many of the details of their lives remain a mystery to the biologists who study them.

Ancient, 50-Foot-Long Whale Crushed Baby Whale Skulls for Dinner

1 week ago from Live Science

Killer whales are not a new phenomenon.

Peter Meldrum, Who Lost a Fight to Patent Genes, Dies at 71

1 week ago from NY Times Science

He led Myriad Genetics, whose patents on the BRCA1 and BRCA2 genes, associated with breast cancer, were invalidated by the Supreme Court.

15-meter-long ancient whale Basilosaurus isis was top marine predator

1 week ago from Physorg

The stomach contents of ancient whale Basilosaurus isis suggest it was an apex predator, according to a study published January 9, 2019 in the open-access journal PLOS ONE by Manja...

Humpback Whales Plagiarize the Tunes of Other Whales (Even Oceans Away)

1 week ago from Live Science

Humpback whales aren't just talented singers, they learn and steal each other's' songs.

Genes on the move help nose make sense of scents

1 week ago from Physorg

The human nose can distinguish one trillion different scents—an extraordinary feat that requires 10 million specialized nerve cells, or neurons, in the nose, and a family of more than 400...

Is Stunning an Animal Before Slaughter More Humane? Some Religious Leaders Say No

1 week ago from NY Times Science

Two regions of Belgium are banning kosher and halal slaughter, arguing that not using stunning is cruel. But Jewish and Muslim leaders say their traditions minimize an animal’s suffering.

Watch: Lost cat took 1,100-mile trip from Michigan to Florida

1 week ago from UPI

A Detroit-area cat known for his wandering habits went missing for two months before turning up again -- in Florida.

Elephants take to the road for reliable resources

1 week ago from Physorg

An elephant never forgets. This seems to be the case, at least, for elephants roaming about Namibia, looking for food, fresh water, and other resources.

Perspectives on gene editing

1 week ago from Harvard Science

Medicine is at a turning point, on the cusp of major change as disruptive technologies such as gene, RNA, and cell therapies enable scientists to approach diseases in new ways. The swiftness of...

Group of Lima to deny entry to high-ranking Venezuelans

1 week ago from UPI

, which numbered 13 in the most recent resolution with Mexico no longer in the list,

Scientists find gene that turns dutiful bees into selfish conquerers

1 week ago from UPI

Researchers have identified the agent of gene mutation responsible for turning typically dutiful honey bees into mutinous conquerers.

Lab safety, 10 years later

1 week ago from Physorg

On December 29, 2008, staff scientist Sheri Sangji was working on a chemical synthesis in a lab at the University of California, Los Angeles, when one of the reagents ignited....

George the Snail, the Last and Loneliest of His Kind, Dies

1 week ago from Live Science

George the snail won't be leaving any more silvery trails in his wake. The 14-year-old champ — the last known snail of his species — died in captivity on New...

Found in fruit, rutin helps combat the effects of jararaca viper venom

1 week ago from Science Blog

Rutin, a bioflavonoid (plant pigment) found in certain vegetables and fruits, protects mice against snake venom by minimizing bleeding and inflammation, according to a study performed at the Butantan Institute,...

Ancient gene duplication gave grasses multiple ways to wait out winter

1 week ago from Science Blog

If you’ve ever grown carrots in your garden and puzzled over never once seeing them flower, don’t blame your lack of a green thumb. Carrots, beets and many other plants...

Giant singers from neighboring oceans share song parts over time

1 week ago from Science Blog

Singing humpback whales from different ocean basins seem to be picking up musical ideas from afar, and incorporating these new phrases and themes into the latest song, according to a...

Mayor worried by seals swarming small N.L. town, but DFO says it's normal

The mayor of Roddickton-Bide Arm says 40 or more seals have been spotted all over town, but scientist Garry Stenson is not surprised.

Sunscreen and cosmetics compound may harm coral by altering fatty acids

1 week ago from Physorg

Although sunscreen is critical for preventing sunburns and skin cancer, some of its ingredients are not so beneficial to ocean-dwelling creatures. In particular, sunscreen chemicals shed by swimmers are thought...

Scientists forecast where is the highly invasive fall armyworm to strike next

1 week ago from Science Daily

Known to be feeding on many economically important crops, including maize, sugarcane, beet, tomato, potato and cotton, the larvae of the native to the Americas fall armyworm moth already seem...

New synthesis strategy for chiral drugs: Versatile chiral chemical species from aldehydes

1 week ago from Science Daily

Chirality is a geometric property of some molecules and ions, and a chiral molecule/ion is non-superposable on its mirror image, just like our right and left hands. A number of...